113551566664 has 16 divisors (see below), whose sum is σ = 212917103100. Its totient is φ = 56773672512.

The previous prime is 113551566659. The next prime is 113551566677. The reversal of 113551566664 is 466665155311.

It can be written as a sum of positive squares in 2 ways, for example, as 105467758564 + 8083808100 = 324758^2 + 89910^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22207 + ... + 477070.

Almost surely, 2^113551566664 is an apocalyptic number.

It is an amenable number.

113551566664 is a deficient number, since it is larger than the sum of its proper divisors (99365536436).

113551566664 is a wasteful number, since it uses less digits than its factorization.

113551566664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527712 (or 527708 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 49.

The spelling of 113551566664 in words is "one hundred thirteen billion, five hundred fifty-one million, five hundred sixty-six thousand, six hundred sixty-four".