258237364542 has 16 divisors (see below), whose sum is σ = 516584138880. Its totient is φ = 86060886552.

The previous prime is 258237364507. The next prime is 258237364573. The reversal of 258237364542 is 245463732852.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4528042 + ... + 4584717.

It is an arithmetic number, because the mean of its divisors is an integer number (32286508680).

Almost surely, 2^258237364542 is an apocalyptic number.

258237364542 is an abundant number, since it is smaller than the sum of its proper divisors (258346774338).

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

258237364542 is a wasteful number, since it uses less digits than its factorization.

258237364542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9117487.

The product of its digits is 9676800, while the sum is 51.

The spelling of 258237364542 in words is "two hundred fifty-eight billion, two hundred thirty-seven million, three hundred sixty-four thousand, five hundred forty-two".