259461668412 has 72 divisors (see below), whose sum is σ = 662707893120. Its totient is φ = 85588405920.

The previous prime is 259461668393. The next prime is 259461668429. The reversal of 259461668412 is 214866164952.

It is a happy number.

259461668412 is a `hidden beast` number, since 2 + 5 + 9 + 4 + 616 + 6 + 8 + 4 + 12 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1472883 + ... + 1639605.

Almost surely, 2^259461668412 is an apocalyptic number.

It is an amenable number.

259461668412 is an abundant number, since it is smaller than the sum of its proper divisors (403246224708).

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

259461668412 is a wasteful number, since it uses less digits than its factorization.

259461668412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167183 (or 167178 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The spelling of 259461668412 in words is "two hundred fifty-nine billion, four hundred sixty-one million, six hundred sixty-eight thousand, four hundred twelve".