11574456656 has 20 divisors (see below), whose sum is σ = 25629154272. Its totient is φ = 4960481376.

The previous prime is 11574456653. The next prime is 11574456703. The reversal of 11574456656 is 65665447511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11574456653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51671570 + ... + 51671793.

Almost surely, 2^11574456656 is an apocalyptic number.

11574456656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11574456656 is an abundant number, since it is smaller than the sum of its proper divisors (14054697616).

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

11574456656 is a wasteful number, since it uses less digits than its factorization.

11574456656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103343378 (or 103343372 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 50.

The spelling of 11574456656 in words is "eleven billion, five hundred seventy-four million, four hundred fifty-six thousand, six hundred fifty-six".