539632554240 has 144 divisors (see below), whose sum is σ = 1856024831808. Its totient is φ = 132832616448.

The previous prime is 539632554217. The next prime is 539632554359. The reversal of 539632554240 is 42455236935.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 539632554240.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5355054 + ... + 5454893.

It is an arithmetic number, because the mean of its divisors is an integer number (12889061332).

Almost surely, 2^539632554240 is an apocalyptic number.

It is an amenable number.

539632554240 is an abundant number, since it is smaller than the sum of its proper divisors (1316392277568).

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

539632554240 is a wasteful number, since it uses less digits than its factorization.

539632554240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10809984 (or 10809970 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 539632554240 in words is "five hundred thirty-nine billion, six hundred thirty-two million, five hundred fifty-four thousand, two hundred forty".