113738451664 has 20 divisors (see below), whose sum is σ = 220877197156. Its totient is φ = 56737884672.

The previous prime is 113738451623. The next prime is 113738451667. The reversal of 113738451664 is 466154837311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 36672250000 + 77066201664 = 191500^2 + 277608^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113738451667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8201679 + ... + 8215534.

Almost surely, 2^113738451664 is an apocalyptic number.

It is an amenable number.

113738451664 is a deficient number, since it is larger than the sum of its proper divisors (107138745492).

113738451664 is a wasteful number, since it uses less digits than its factorization.

113738451664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16417654 (or 16417648 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The spelling of 113738451664 in words is "one hundred thirteen billion, seven hundred thirty-eight million, four hundred fifty-one thousand, six hundred sixty-four".