10523275980 has 48 divisors (see below), whose sum is σ = 33674484480. Its totient is φ = 2405320128.

The previous prime is 10523275979. The next prime is 10523275993. The reversal of 10523275980 is 8957232501.

It is a happy number.

It is a super-2 number, since 2×10523275980² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12527290 + ... + 12528129.

It is an arithmetic number, because the mean of its divisors is an integer number (701551760).

Almost surely, 2^10523275980 is an apocalyptic number.

10523275980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10523275980 is an abundant number, since it is smaller than the sum of its proper divisors (23151208500).

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

10523275980 is a wasteful number, since it uses less digits than its factorization.

10523275980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25055438 (or 25055436 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The spelling of 10523275980 in words is "ten billion, five hundred twenty-three million, two hundred seventy-five thousand, nine hundred eighty".