258749294090596 has 9 divisors (see below), whose sum is σ = 452811320958451. Its totient is φ = 129374630959612.

The previous prime is 258749294090579. The next prime is 258749294090611. The reversal of 258749294090596 is 695090492947852.

It is a happy number.

The square root of 258749294090596 is 16085686.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 28149951 + ... + 36192793.

Almost surely, 2^{258749294090596} is an apocalyptic number.

258749294090596 is the 16085686-th square number.

It is an amenable number.

258749294090596 is a deficient number, since it is larger than the sum of its proper divisors (194062026867855).

258749294090596 is an frugal number, since it uses more digits than its factorization.

258749294090596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16085690 (or 8042845 counting only the distinct ones).

The product of its (nonzero) digits is 3527193600, while the sum is 79.

The spelling of 258749294090596 in words is "two hundred fifty-eight trillion, seven hundred forty-nine billion, two hundred ninety-four million, ninety thousand, five hundred ninety-six".