539398351632 has 80 divisors (see below), whose sum is σ = 1676325724160. Its totient is φ = 146002559616.

The previous prime is 539398351621. The next prime is 539398351663. The reversal of 539398351632 is 236153893935.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42239728 + ... + 42252495.

It is an arithmetic number, because the mean of its divisors is an integer number (20954071552).

Almost surely, 2^539398351632 is an apocalyptic number.

It is an amenable number.

539398351632 is an abundant number, since it is smaller than the sum of its proper divisors (1136927372528).

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

539398351632 is a wasteful number, since it uses less digits than its factorization.

539398351632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84492260 (or 84492254 counting only the distinct ones).

The product of its digits is 15746400, while the sum is 57.

The spelling of 539398351632 in words is "five hundred thirty-nine billion, three hundred ninety-eight million, three hundred fifty-one thousand, six hundred thirty-two".