11555112604 has 24 divisors (see below), whose sum is σ = 23113582688. Its totient is φ = 4951471680.

The previous prime is 11555112593. The next prime is 11555112659. The reversal of 11555112604 is 40621155511.

It is a super-2 number, since 2×11555112604² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196114 + ... + 248134.

Almost surely, 2^11555112604 is an apocalyptic number.

11555112604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11555112604 is an abundant number, since it is smaller than the sum of its proper divisors (11558470084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11555112604 is a wasteful number, since it uses less digits than its factorization.

11555112604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59965 (or 59963 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 31.

The spelling of 11555112604 in words is "eleven billion, five hundred fifty-five million, one hundred twelve thousand, six hundred four".