539078800128 has 72 divisors (see below), whose sum is σ = 1565166313536. Its totient is φ = 163357209600.

The previous prime is 539078800121. The next prime is 539078800133. The reversal of 539078800128 is 821008870935.

It is not an unprimeable number, because it can be changed into a prime (539078800121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31897258 + ... + 31914153.

Almost surely, 2^539078800128 is an apocalyptic number.

It is an amenable number.

539078800128 is an abundant number, since it is smaller than the sum of its proper divisors (1026087513408).

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

539078800128 is a wasteful number, since it uses less digits than its factorization.

539078800128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63811441 (or 63811427 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 51.

The spelling of 539078800128 in words is "five hundred thirty-nine billion, seventy-eight million, eight hundred thousand, one hundred twenty-eight".