494667133856 has 24 divisors (see below), whose sum is σ = 1113001051680. Its totient is φ = 212000200128.

The previous prime is 494667133843. The next prime is 494667133903. The reversal of 494667133856 is 658331766494.

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, 1104167486 + ... + 1104167933.

It is an arithmetic number, because the mean of its divisors is an integer number (46375043820).

Almost surely, 2^494667133856 is an apocalyptic number.

It is an amenable number.

494667133856 is an abundant number, since it is smaller than the sum of its proper divisors (618333917824).

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

494667133856 is a wasteful number, since it uses less digits than its factorization.

494667133856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2208335436 (or 2208335428 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 62.

The spelling of 494667133856 in words is "four hundred ninety-four billion, six hundred sixty-seven million, one hundred thirty-three thousand, eight hundred fifty-six".