113251263651 has 12 divisors (see below), whose sum is σ = 163752607512. Its totient is φ = 75423558336.

The previous prime is 113251263617. The next prime is 113251263659. The reversal of 113251263651 is 156362152311.

113251263651 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 5 + 12 + 636 + 5 + 1 = 666.

It is not a de Polignac number, because 113251263651 - 2¹⁰ = 113251262627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113251263659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6431061 + ... + 6448646.

It is an arithmetic number, because the mean of its divisors is an integer number (13646050626).

Almost surely, 2^113251263651 is an apocalyptic number.

113251263651 is a deficient number, since it is larger than the sum of its proper divisors (50501343861).

113251263651 is a wasteful number, since it uses less digits than its factorization.

113251263651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12880690 (or 12880687 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The spelling of 113251263651 in words is "one hundred thirteen billion, two hundred fifty-one million, two hundred sixty-three thousand, six hundred fifty-one".