10520524545 has 64 divisors (see below), whose sum is σ = 18103647744. Its totient is φ = 5198376960.

The previous prime is 10520524517. The next prime is 10520524571. The reversal of 10520524545 is 54542502501.

It is not a de Polignac number, because 10520524545 - 2²³ = 10512135937 is a prime.

It is a super-2 number, since 2×10520524545² (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 63 ways as a sum of consecutive naturals, for example, 4752859 + ... + 4755071.

It is an arithmetic number, because the mean of its divisors is an integer number (282869496).

Almost surely, 2^10520524545 is an apocalyptic number.

10520524545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10520524545 is a deficient number, since it is larger than the sum of its proper divisors (7583123199).

10520524545 is a wasteful number, since it uses less digits than its factorization.

10520524545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2522.

The product of its (nonzero) digits is 40000, while the sum is 33.

The spelling of 10520524545 in words is "ten billion, five hundred twenty million, five hundred twenty-four thousand, five hundred forty-five".