11557053344 has 24 divisors (see below), whose sum is σ = 23237057088. Its totient is φ = 5655578560.

The previous prime is 11557053337. The next prime is 11557053359. The reversal of 11557053344 is 44335075511.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11557053298 and 11557053307.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3840602 + ... + 3843609.

It is an arithmetic number, because the mean of its divisors is an integer number (968210712).

Almost surely, 2^11557053344 is an apocalyptic number.

It is an amenable number.

11557053344 is an abundant number, since it is smaller than the sum of its proper divisors (11680003744).

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

11557053344 is an equidigital number, since it uses as much as digits as its factorization.

11557053344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7684268 (or 7684260 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 38.

The spelling of 11557053344 in words is "eleven billion, five hundred fifty-seven million, fifty-three thousand, three hundred forty-four".