539989825600 has 63 divisors (see below), whose sum is σ = 1328784795181. Its totient is φ = 215984172800.

The previous prime is 539989825553. The next prime is 539989825621. The reversal of 539989825600 is 6528989935.

The square root of 539989825600 is 734840.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 194396337216 + 345593488384 = 440904^2 + 587872^2 .

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 29384415 + ... + 29402785.

Almost surely, 2^539989825600 is an apocalyptic number.

539989825600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

539989825600 is the 734840-th square number.

It is an amenable number.

539989825600 is an abundant number, since it is smaller than the sum of its proper divisors (788794969581).

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

539989825600 is an frugal number, since it uses more digits than its factorization.

539989825600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36764 (or 18378 counting only the distinct ones).

The product of its (nonzero) digits is 41990400, while the sum is 64.

Multiplying 539989825600 by its sum of digits (64), we get a square (34559348838400 = 5878720²).

539989825600 divided by its sum of digits (64) gives a square (8437341025 = 91855²).

The spelling of 539989825600 in words is "five hundred thirty-nine billion, nine hundred eighty-nine million, eight hundred twenty-five thousand, six hundred".