268158256284 has 24 divisors (see below), whose sum is σ = 658634314240. Its totient is φ = 84681554544.

The previous prime is 268158256043. The next prime is 268158256297. The reversal of 268158256284 is 482652851862.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 588066124 + ... + 588066579.

Almost surely, 2^268158256284 is an apocalyptic number.

It is an amenable number.

268158256284 is an abundant number, since it is smaller than the sum of its proper divisors (390476057956).

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

268158256284 is a wasteful number, since it uses less digits than its factorization.

268158256284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176132729 (or 1176132727 counting only the distinct ones).

The product of its digits is 14745600, while the sum is 57.

The spelling of 268158256284 in words is "two hundred sixty-eight billion, one hundred fifty-eight million, two hundred fifty-six thousand, two hundred eighty-four".