113851806636 has 12 divisors (see below), whose sum is σ = 265654215512. Its totient is φ = 37950602208.

The previous prime is 113851806623. The next prime is 113851806671. The reversal of 113851806636 is 636608158311.

113851806636 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×113851806636² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4743825265 + ... + 4743825288.

Almost surely, 2^113851806636 is an apocalyptic number.

It is an amenable number.

113851806636 is an abundant number, since it is smaller than the sum of its proper divisors (151802408876).

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

113851806636 is a wasteful number, since it uses less digits than its factorization.

113851806636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9487650560 (or 9487650558 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 113851806636 in words is "one hundred thirteen billion, eight hundred fifty-one million, eight hundred six thousand, six hundred thirty-six".