259789965056 has 36 divisors (see below), whose sum is σ = 541111447632. Its totient is φ = 124247371776.

The previous prime is 259789965041. The next prime is 259789965151. The reversal of 259789965056 is 650569987952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22055081 + ... + 22066856.

Almost surely, 2^259789965056 is an apocalyptic number.

It is an amenable number.

259789965056 is an abundant number, since it is smaller than the sum of its proper divisors (281321482576).

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

259789965056 is an equidigital number, since it uses as much as digits as its factorization.

259789965056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44121976 (or 44121962 counting only the distinct ones).

The product of its (nonzero) digits is 367416000, while the sum is 71.

The spelling of 259789965056 in words is "two hundred fifty-nine billion, seven hundred eighty-nine million, nine hundred sixty-five thousand, fifty-six".