10523680920 has 64 divisors (see below), whose sum is σ = 35078940000. Its totient is φ = 2806314624.

The previous prime is 10523680903. The next prime is 10523680931. The reversal of 10523680920 is 2908632501.

It is a super-2 number, since 2×10523680920² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4870995 + ... + 4873154.

Almost surely, 2^10523680920 is an apocalyptic number.

10523680920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10523680920 is an abundant number, since it is smaller than the sum of its proper divisors (24555259080).

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

10523680920 is a wasteful number, since it uses less digits than its factorization.

10523680920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9744169 (or 9744159 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 10523680920 in words is "ten billion, five hundred twenty-three million, six hundred eighty thousand, nine hundred twenty".