258074980615 has 4 divisors (see below), whose sum is σ = 309689976744. Its totient is φ = 206459984488.

The previous prime is 258074980609. The next prime is 258074980633. The reversal of 258074980615 is 516089470852.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 258074980615 - 2¹⁵ = 258074947847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25807498057 + ... + 25807498066.

It is an arithmetic number, because the mean of its divisors is an integer number (77422494186).

Almost surely, 2^258074980615 is an apocalyptic number.

258074980615 is a deficient number, since it is larger than the sum of its proper divisors (51614996129).

258074980615 is an equidigital number, since it uses as much as digits as its factorization.

258074980615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51614996128.

The product of its (nonzero) digits is 4838400, while the sum is 55.

The spelling of 258074980615 in words is "two hundred fifty-eight billion, seventy-four million, nine hundred eighty thousand, six hundred fifteen".