268894521452 has 12 divisors (see below), whose sum is σ = 481508794536. Its totient is φ = 131320580160.

The previous prime is 268894521443. The next prime is 268894521487. The reversal of 268894521452 is 254125498862.

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, 781669949 + ... + 781670292.

It is an arithmetic number, because the mean of its divisors is an integer number (40125732878).

Almost surely, 2^268894521452 is an apocalyptic number.

It is an amenable number.

268894521452 is a deficient number, since it is larger than the sum of its proper divisors (212614273084).

268894521452 is a wasteful number, since it uses less digits than its factorization.

268894521452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563340288 (or 1563340286 counting only the distinct ones).

The product of its digits is 11059200, while the sum is 56.

The spelling of 268894521452 in words is "two hundred sixty-eight billion, eight hundred ninety-four million, five hundred twenty-one thousand, four hundred fifty-two".