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47680925907680 = 25513307367203459
BaseRepresentation
bin10101101011101100101001…
…01001101011101011100000
320020211020210201010002201222
422311312110221223223200
522222201014013021210
6245224152011114212
713020555536034662
oct1265662451535340
9206736721102658
1047680925907680
11142134046aa14a
125420a71742968
13207b3a4750160
14babaaa6b2532
1557a454ba0655
hex2b5d94a6bae0

47680925907680 has 192 divisors, whose sum is σ = 122038654510080. Its totient is φ = 17500018305024.

The previous prime is 47680925907679. The next prime is 47680925907731. The reversal of 47680925907680 is 8670952908674.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 234249791 + ... + 234453249.

It is an arithmetic number, because the mean of its divisors is an integer number (635617992240).

Almost surely, 247680925907680 is an apocalyptic number.

47680925907680 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 47680925907680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61019327255040).

47680925907680 is an abundant number, since it is smaller than the sum of its proper divisors (74357728602400).

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

47680925907680 is a wasteful number, since it uses less digits than its factorization.

47680925907680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204161 (or 204153 counting only the distinct ones).

The product of its (nonzero) digits is 365783040, while the sum is 71.

The spelling of 47680925907680 in words is "forty-seven trillion, six hundred eighty billion, nine hundred twenty-five million, nine hundred seven thousand, six hundred eighty".