10557361216 has 28 divisors (see below), whose sum is σ = 22182104988. Its totient is φ = 4968169472.

The previous prime is 10557361193. The next prime is 10557361291. The reversal of 10557361216 is 61216375501.

It can be written as a sum of positive squares in 2 ways, for example, as 4609866816 + 5947494400 = 67896^2 + 77120^2 .

It is a super-2 number, since 2×10557361216² (a number of 21 digits) contains 22 as substring.

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, 4850641 + ... + 4852816.

Almost surely, 2^10557361216 is an apocalyptic number.

10557361216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10557361216 is an abundant number, since it is smaller than the sum of its proper divisors (11624743772).

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

10557361216 is an equidigital number, since it uses as much as digits as its factorization.

10557361216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9703486 (or 9703476 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 10557361216 in words is "ten billion, five hundred fifty-seven million, three hundred sixty-one thousand, two hundred sixteen".