259913514864 has 40 divisors (see below), whose sum is σ = 681464796160. Its totient is φ = 85344735168.

The previous prime is 259913514853. The next prime is 259913514881. The reversal of 259913514864 is 468415319952.

259913514864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40406224 + ... + 40412655.

It is an arithmetic number, because the mean of its divisors is an integer number (17036619904).

Almost surely, 2^259913514864 is an apocalyptic number.

259913514864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

259913514864 is an abundant number, since it is smaller than the sum of its proper divisors (421551281296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

259913514864 is a wasteful number, since it uses less digits than its factorization.

259913514864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80818957 (or 80818951 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 57.

The spelling of 259913514864 in words is "two hundred fifty-nine billion, nine hundred thirteen million, five hundred fourteen thousand, eight hundred sixty-four".