113687644628736 has 180 divisors, whose sum is σ = 339007092868752. Its totient is φ = 37894639878144.

The previous prime is 113687644628713. The next prime is 113687644628737. The reversal of 113687644628736 is 637826446786311.

113687644628736 is a `hidden beast` number, since 1 + 1 + 3 + 6 + 8 + 76 + 446 + 2 + 87 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113687644628737) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 808156741 + ... + 808297403.

Almost surely, 2^{113687644628736} is an apocalyptic number.

113687644628736 is a gapful number since it is divisible by the number (16) 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 113687644628736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169503546434376).

113687644628736 is an abundant number, since it is smaller than the sum of its proper divisors (225319448240016).

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

113687644628736 is an equidigital number, since it uses as much as digits as its factorization.

113687644628736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179668 (or 179645 counting only the distinct ones).

The product of its digits is 1170505728, while the sum is 72.

The spelling of 113687644628736 in words is "one hundred thirteen trillion, six hundred eighty-seven billion, six hundred forty-four million, six hundred twenty-eight thousand, seven hundred thirty-six".