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47965225868 = 22719863104473
BaseRepresentation
bin101100101010111100…
…110100001110001100
311120210210000221020222
4230222330310032030
51241213044211433
634011313130512
73315423456440
oct545274641614
9146723027228
1047965225868
111938413513a
129367559a38
1346a533b671
1424703c2820
1513aae13b98
hexb2af3438c

47965225868 has 48 divisors (see below), whose sum is σ = 101097400320. Its totient is φ = 19451850624.

The previous prime is 47965225859. The next prime is 47965225879. The reversal of 47965225868 is 86852256974.

It is a happy number.

47965225868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 47965225868.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 406880 + ... + 511352.

It is an arithmetic number, because the mean of its divisors is an integer number (2106195840).

Almost surely, 247965225868 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47965225868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50548700160).

47965225868 is an abundant number, since it is smaller than the sum of its proper divisors (53132174452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47965225868 is a wasteful number, since it uses less digits than its factorization.

47965225868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105366 (or 105364 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 62.

The spelling of 47965225868 in words is "forty-seven billion, nine hundred sixty-five million, two hundred twenty-five thousand, eight hundred sixty-eight".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 863 1726 3452 6041 12082 16397 24164 32794 65588 104473 114779 208946 229558 417892 459116 731311 1462622 1984987 2925244 3969974 7939948 13894909 27789818 55579636 90160199 180320398 360640796 631121393 1262242786 1713043781 2524485572 3426087562 6852175124 11991306467 23982612934 47965225868