258377485964 has 48 divisors (see below), whose sum is σ = 488694326400. Its totient is φ = 118822567680.

The previous prime is 258377485937. The next prime is 258377485973. The reversal of 258377485964 is 469584773852.

It is a junction number, because it is equal to n+sod(n) for n = 258377485894 and 258377485903.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29413517 + ... + 29422299.

It is an arithmetic number, because the mean of its divisors is an integer number (10181131800).

Almost surely, 2^258377485964 is an apocalyptic number.

It is an amenable number.

258377485964 is a deficient number, since it is larger than the sum of its proper divisors (230316840436).

258377485964 is a wasteful number, since it uses less digits than its factorization.

258377485964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10770 (or 10768 counting only the distinct ones).

The product of its digits is 406425600, while the sum is 68.

The spelling of 258377485964 in words is "two hundred fifty-eight billion, three hundred seventy-seven million, four hundred eighty-five thousand, nine hundred sixty-four".