258310294813 has 4 divisors (see below), whose sum is σ = 264610545948. Its totient is φ = 252010043680.

The previous prime is 258310294733. The next prime is 258310294829. The reversal of 258310294813 is 318492013852.

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

It can be written as a sum of positive squares in 2 ways, for example, as 22218287364 + 236092007449 = 149058^2 + 485893^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-258310294813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258310294843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3150125506 + ... + 3150125587.

It is an arithmetic number, because the mean of its divisors is an integer number (66152636487).

Almost surely, 2^258310294813 is an apocalyptic number.

It is an amenable number.

258310294813 is a deficient number, since it is larger than the sum of its proper divisors (6300251135).

258310294813 is an equidigital number, since it uses as much as digits as its factorization.

258310294813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6300251134.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 258310294813 in words is "two hundred fifty-eight billion, three hundred ten million, two hundred ninety-four thousand, eight hundred thirteen".