426670406272 has 64 divisors (see below), whose sum is σ = 944776884960. Its totient is φ = 190281794560.

The previous prime is 426670406257. The next prime is 426670406293. The reversal of 426670406272 is 272604076624.

It is a tau number, because it is divible by the number of its divisors (64).

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, 2784178 + ... + 2933425.

Almost surely, 2^426670406272 is an apocalyptic number.

It is an amenable number.

426670406272 is an abundant number, since it is smaller than the sum of its proper divisors (518106478688).

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

426670406272 is a wasteful number, since it uses less digits than its factorization.

426670406272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5717681 (or 5717669 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 46.

The spelling of 426670406272 in words is "four hundred twenty-six billion, six hundred seventy million, four hundred six thousand, two hundred seventy-two".