113211556456 has 16 divisors (see below), whose sum is σ = 214460037540. Its totient is φ = 56022213120.

The previous prime is 113211556429. The next prime is 113211556481. The reversal of 113211556456 is 654655112311.

It can be written as a sum of positive squares in 2 ways, for example, as 107299484356 + 5912072100 = 327566^2 + 76890^2 .

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, 72944815 + ... + 72946366.

Almost surely, 2^113211556456 is an apocalyptic number.

It is an amenable number.

113211556456 is a deficient number, since it is larger than the sum of its proper divisors (101248481084).

113211556456 is a wasteful number, since it uses less digits than its factorization.

113211556456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145891284 (or 145891280 counting only the distinct ones).

The product of its digits is 108000, while the sum is 40.

Adding to 113211556456 its reverse (654655112311), we get a palindrome (767866668767).

The spelling of 113211556456 in words is "one hundred thirteen billion, two hundred eleven million, five hundred fifty-six thousand, four hundred fifty-six".