427207208868 has 36 divisors (see below), whose sum is σ = 1178056243728. Its totient is φ = 129456729840.

The previous prime is 427207208851. The next prime is 427207208881. The reversal of 427207208868 is 868802702724.

427207208868 is a `hidden beast` number, since 427 + 2 + 0 + 7 + 208 + 8 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 539402646 + ... + 539403437.

It is an arithmetic number, because the mean of its divisors is an integer number (32723784548).

Almost surely, 2^427207208868 is an apocalyptic number.

It is an amenable number.

427207208868 is an abundant number, since it is smaller than the sum of its proper divisors (750849034860).

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

427207208868 is a wasteful number, since it uses less digits than its factorization.

427207208868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078806104 (or 1078806099 counting only the distinct ones).

The product of its (nonzero) digits is 4816896, while the sum is 54.

The spelling of 427207208868 in words is "four hundred twenty-seven billion, two hundred seven million, two hundred eight thousand, eight hundred sixty-eight".