11553102774 has 12 divisors (see below), whose sum is σ = 25031722716. Its totient is φ = 3851034252.

The previous prime is 11553102767. The next prime is 11553102797. The reversal of 11553102774 is 47720135511.

11553102774 is a `hidden beast` number, since 1 + 1 + 553 + 10 + 27 + 74 = 666.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 320919504 + ... + 320919539.

It is an arithmetic number, because the mean of its divisors is an integer number (2085976893).

Almost surely, 2^11553102774 is an apocalyptic number.

11553102774 is an abundant number, since it is smaller than the sum of its proper divisors (13478619942).

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

11553102774 is a wasteful number, since it uses less digits than its factorization.

11553102774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641839051 (or 641839048 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 36.

The spelling of 11553102774 in words is "eleven billion, five hundred fifty-three million, one hundred two thousand, seven hundred seventy-four".