258940312199 has 4 divisors (see below), whose sum is σ = 258945861720. Its totient is φ = 258934762680.

The previous prime is 258940312187. The next prime is 258940312243. The reversal of 258940312199 is 991213049852.

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 258940312199 - 2⁸ = 258940311943 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 258940312199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258942312199) 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, 2704172 + ... + 2798289.

It is an arithmetic number, because the mean of its divisors is an integer number (64736465430).

Almost surely, 2^258940312199 is an apocalyptic number.

258940312199 is a deficient number, since it is larger than the sum of its proper divisors (5549521).

258940312199 is an equidigital number, since it uses as much as digits as its factorization.

258940312199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5549520.

The product of its (nonzero) digits is 1399680, while the sum is 53.

The spelling of 258940312199 in words is "two hundred fifty-eight billion, nine hundred forty million, three hundred twelve thousand, one hundred ninety-nine".