158660539002 has 48 divisors (see below), whose sum is σ = 399532610880. Its totient is φ = 44563248576.

The previous prime is 158660538991. The next prime is 158660539033. The reversal of 158660539002 is 200935066851.

158660539002 is a `hidden beast` number, since 1 + 5 + 8 + 6 + 605 + 39 + 0 + 0 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10663843 + ... + 10678710.

It is an arithmetic number, because the mean of its divisors is an integer number (8323596060).

Almost surely, 2^158660539002 is an apocalyptic number.

158660539002 is an abundant number, since it is smaller than the sum of its proper divisors (240872071878).

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

158660539002 is a wasteful number, since it uses less digits than its factorization.

158660539002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21342627 (or 21342624 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 158660539002 in words is "one hundred fifty-eight billion, six hundred sixty million, five hundred thirty-nine thousand, two".