113556026155 has 48 divisors (see below), whose sum is σ = 161746607232. Its totient is φ = 76023763200.

The previous prime is 113556026149. The next prime is 113556026179. The reversal of 113556026155 is 551620655311.

It is a happy number.

It is not a de Polignac number, because 113556026155 - 2³ = 113556026147 is a prime.

It is a super-2 number, since 2×113556026155² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

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, 2866785 + ... + 2906125.

It is an arithmetic number, because the mean of its divisors is an integer number (3369720984).

Almost surely, 2^113556026155 is an apocalyptic number.

113556026155 is a deficient number, since it is larger than the sum of its proper divisors (48190581077).

113556026155 is a wasteful number, since it uses less digits than its factorization.

113556026155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39748 (or 39737 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 113556026155 in words is "one hundred thirteen billion, five hundred fifty-six million, twenty-six thousand, one hundred fifty-five".