10531689580 has 24 divisors (see below), whose sum is σ = 22196402928. Its totient is φ = 4197465408.

The previous prime is 10531689577. The next prime is 10531689593. The reversal of 10531689580 is 8598613501.

It is a super-2 number, since 2×10531689580² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10531689580.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 944974 + ... + 956053.

It is an arithmetic number, because the mean of its divisors is an integer number (924850122).

Almost surely, 2^10531689580 is an apocalyptic number.

10531689580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10531689580 is an abundant number, since it is smaller than the sum of its proper divisors (11664713348).

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

10531689580 is a wasteful number, since it uses less digits than its factorization.

10531689580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901313 (or 1901311 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 46.

The spelling of 10531689580 in words is "ten billion, five hundred thirty-one million, six hundred eighty-nine thousand, five hundred eighty".