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48854507520 = 2133571317257
BaseRepresentation
bin101101011111111101…
…001010000000000000
311200002202101010100110
4231133331022000000
51300023223220040
634235441351320
73346442314350
oct553775120000
9150082333313
1048854507520
11197a0106655
129575338540
1347b7651520
14251654cb60
15140e024980
hexb5ff4a000

48854507520 has 896 divisors, whose sum is σ = 204510168576. Its totient is φ = 9663676416.

The previous prime is 48854507501. The next prime is 48854507531. The reversal of 48854507520 is 2570545884.

It is a tau number, because it is divible by the number of its divisors (896).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 48854507520.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 190095232 + ... + 190095488.

It is an arithmetic number, because the mean of its divisors is an integer number (228247956).

Almost surely, 248854507520 is an apocalyptic number.

48854507520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48854507520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102255084288).

48854507520 is an abundant number, since it is smaller than the sum of its proper divisors (155655661056).

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

48854507520 is a wasteful number, since it uses less digits than its factorization.

48854507520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 1792000, while the sum is 48.

The spelling of 48854507520 in words is "forty-eight billion, eight hundred fifty-four million, five hundred seven thousand, five hundred twenty".