10565054520 has 32 divisors (see below), whose sum is σ = 31695163920. Its totient is φ = 2817347840.

The previous prime is 10565054509. The next prime is 10565054543. The reversal of 10565054520 is 2545056501.

It is a super-2 number, since 2×10565054520² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44020941 + ... + 44021180.

Almost surely, 2^10565054520 is an apocalyptic number.

10565054520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10565054520 is an abundant number, since it is smaller than the sum of its proper divisors (21130109400).

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

10565054520 is a wasteful number, since it uses less digits than its factorization.

10565054520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88042135 (or 88042131 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 10565054520 in words is "ten billion, five hundred sixty-five million, fifty-four thousand, five hundred twenty".