258260125199 has 4 divisors (see below), whose sum is σ = 259090543920. Its totient is φ = 257429706480.

The previous prime is 258260125187. The next prime is 258260125217. The reversal of 258260125199 is 991521062852.

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 258260125199 - 2⁸ = 258260124943 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 (258260127199) 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, 415208894 + ... + 415209515.

It is an arithmetic number, because the mean of its divisors is an integer number (64772635980).

Almost surely, 2^258260125199 is an apocalyptic number.

258260125199 is a deficient number, since it is larger than the sum of its proper divisors (830418721).

258260125199 is an equidigital number, since it uses as much as digits as its factorization.

258260125199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830418720.

The product of its (nonzero) digits is 777600, while the sum is 50.

Adding to 258260125199 its sum of digits (50), we get a square (258260125249 = 508193²).

The spelling of 258260125199 in words is "two hundred fifty-eight billion, two hundred sixty million, one hundred twenty-five thousand, one hundred ninety-nine".