10520504556 has 24 divisors (see below), whose sum is σ = 24557944320. Its totient is φ = 3505391952.

The previous prime is 10520504479. The next prime is 10520504623. The reversal of 10520504556 is 65540502501.

It is a super-2 number, since 2×10520504556² (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 7 ways as a sum of consecutive naturals, for example, 149776 + ... + 208503.

It is an arithmetic number, because the mean of its divisors is an integer number (1023247680).

Almost surely, 2^10520504556 is an apocalyptic number.

It is an amenable number.

10520504556 is an abundant number, since it is smaller than the sum of its proper divisors (14037439764).

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

10520504556 is a wasteful number, since it uses less digits than its factorization.

10520504556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360733 (or 360731 counting only the distinct ones).

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

The spelling of 10520504556 in words is "ten billion, five hundred twenty million, five hundred four thousand, five hundred fifty-six".