539094721656960 has 768 divisors, whose sum is σ = 2221253351280000. Its totient is φ = 123208440864768.

The previous prime is 539094721656947. The next prime is 539094721656979. The reversal of 539094721656960 is 69656127490935.

539094721656960 is a `hidden beast` number, since 5 + 3 + 9 + 0 + 9 + 47 + 2 + 16 + 569 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9440052727 + ... + 9440109833.

Almost surely, 2^{539094721656960} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 539094721656960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1110626675640000).

539094721656960 is an abundant number, since it is smaller than the sum of its proper divisors (1682158629623040).

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

539094721656960 is a wasteful number, since it uses less digits than its factorization.

539094721656960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68298 (or 68273 counting only the distinct ones).

The product of its (nonzero) digits is 661348800, while the sum is 72.

The spelling of 539094721656960 in words is "five hundred thirty-nine trillion, ninety-four billion, seven hundred twenty-one million, six hundred fifty-six thousand, nine hundred sixty".