10556047520 has 24 divisors (see below), whose sum is σ = 24938662644. Its totient is φ = 4222418944.

The previous prime is 10556047483. The next prime is 10556047529. The reversal of 10556047520 is 2574065501.

It can be written as a sum of positive squares in 2 ways, for example, as 8599223824 + 1956823696 = 92732^2 + 44236^2 .

It is a super-2 number, since 2×10556047520² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10556047529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32987489 + ... + 32987808.

Almost surely, 2^10556047520 is an apocalyptic number.

10556047520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10556047520 is an abundant number, since it is smaller than the sum of its proper divisors (14382615124).

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

10556047520 is an equidigital number, since it uses as much as digits as its factorization.

10556047520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65975312 (or 65975304 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 10556047520 in words is "ten billion, five hundred fifty-six million, forty-seven thousand, five hundred twenty".