406700670672 has 60 divisors (see below), whose sum is σ = 1153788785604. Its totient is φ = 133709806080.

The previous prime is 406700670667. The next prime is 406700670781. The reversal of 406700670672 is 276076007604.

It can be written as a sum of positive squares in 2 ways, for example, as 123310536336 + 283390134336 = 351156^2 + 532344^2 .

It is a congruent number.

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, 19334079 + ... + 19355102.

Almost surely, 2^406700670672 is an apocalyptic number.

It is an amenable number.

406700670672 is an abundant number, since it is smaller than the sum of its proper divisors (747088114932).

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

406700670672 is a wasteful number, since it uses less digits than its factorization.

406700670672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38689268 (or 38689259 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The spelling of 406700670672 in words is "four hundred six billion, seven hundred million, six hundred seventy thousand, six hundred seventy-two".