258427930906738 has 64 divisors (see below), whose sum is σ = 426470553121536. Its totient is φ = 116961511680000.

The previous prime is 258427930906657. The next prime is 258427930906771. The reversal of 258427930906738 is 837609039724852.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22888756 + ... + 32260672.

It is an arithmetic number, because the mean of its divisors is an integer number (6663602392524).

Almost surely, 2^{258427930906738} is an apocalyptic number.

258427930906738 is a deficient number, since it is larger than the sum of its proper divisors (168042622214798).

258427930906738 is a wasteful number, since it uses less digits than its factorization.

258427930906738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9372259.

The product of its (nonzero) digits is 1097349120, while the sum is 73.

The spelling of 258427930906738 in words is "two hundred fifty-eight trillion, four hundred twenty-seven billion, nine hundred thirty million, nine hundred six thousand, seven hundred thirty-eight".