10599328820 has 18 divisors (see below), whose sum is σ = 22259557446. Its totient is φ = 4239547360.

The previous prime is 10599328811. The next prime is 10599328843. The reversal of 10599328820 is 2882399501.

It can be written as a sum of positive squares in 3 ways, for example, as 101687056 + 10497641764 = 10084^2 + 102458^2 .

It is a super-2 number, since 2×10599328820² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 448910 + ... + 471930.

Almost surely, 2^10599328820 is an apocalyptic number.

10599328820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10599328820 is an abundant number, since it is smaller than the sum of its proper divisors (11660228626).

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

10599328820 is an frugal number, since it uses more digits than its factorization.

10599328820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46051 (or 23028 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 10599328820 in words is "ten billion, five hundred ninety-nine million, three hundred twenty-eight thousand, eight hundred twenty".