259897325968 has 40 divisors (see below), whose sum is σ = 580579769088. Its totient is φ = 110398858752.

The previous prime is 259897325959. The next prime is 259897325969. The reversal of 259897325968 is 869523798952.

It is a self number, because there is not a number n which added to its sum of digits gives 259897325968.

It is not an unprimeable number, because it can be changed into a prime (259897325969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10255096 + ... + 10280407.

Almost surely, 2^259897325968 is an apocalyptic number.

259897325968 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

259897325968 is an abundant number, since it is smaller than the sum of its proper divisors (320682443120).

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

259897325968 is a wasteful number, since it uses less digits than its factorization.

259897325968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20535631 (or 20535625 counting only the distinct ones).

The product of its digits is 587865600, while the sum is 73.

The spelling of 259897325968 in words is "two hundred fifty-nine billion, eight hundred ninety-seven million, three hundred twenty-five thousand, nine hundred sixty-eight".