113553133402555 has 48 divisors (see below), whose sum is σ = 171255874003200. Its totient is φ = 70752639481920.

The previous prime is 113553133402537. The next prime is 113553133402571. The reversal of 113553133402555 is 555204331355311.

It is not a de Polignac number, because 113553133402555 - 2³⁵ = 113518773664187 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2502172 + ... + 15276358.

It is an arithmetic number, because the mean of its divisors is an integer number (3567830708400).

Almost surely, 2^{113553133402555} is an apocalyptic number.

113553133402555 is a deficient number, since it is larger than the sum of its proper divisors (57702740600645).

113553133402555 is a wasteful number, since it uses less digits than its factorization.

113553133402555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12776320 (or 12776309 counting only the distinct ones).

The product of its (nonzero) digits is 2025000, while the sum is 46.

Adding to 113553133402555 its reverse (555204331355311), we get a palindrome (668757464757866).

The spelling of 113553133402555 in words is "one hundred thirteen trillion, five hundred fifty-three billion, one hundred thirty-three million, four hundred two thousand, five hundred fifty-five".