539916624 has 160 divisors (see below), whose sum is σ = 1684336640. Its totient is φ = 164602368.

The previous prime is 539916613. The next prime is 539916653. The reversal of 539916624 is 426619935.

539916624 is a `hidden beast` number, since 5 + 3 + 9 + 9 + 16 + 624 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 539916624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 712854 + ... + 713610.

It is an arithmetic number, because the mean of its divisors is an integer number (10527104).

Almost surely, 2^539916624 is an apocalyptic number.

539916624 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 539916624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (842168320).

539916624 is an abundant number, since it is smaller than the sum of its proper divisors (1144420016).

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

539916624 is a wasteful number, since it uses less digits than its factorization.

539916624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914 (or 902 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 539916624 is about 23236.1060421061. The cubic root of 539916624 is about 814.2833722133.

The spelling of 539916624 in words is "five hundred thirty-nine million, nine hundred sixteen thousand, six hundred twenty-four".