402590462672 has 10 divisors (see below), whose sum is σ = 780019021458. Its totient is φ = 201295231328.

The previous prime is 402590462669. The next prime is 402590462683. The reversal of 402590462672 is 276264095204.

It can be written as a sum of positive squares in only one way, i.e., 210181903936 + 192408558736 = 458456^2 + 438644^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12580951943 + ... + 12580951974.

Almost surely, 2^402590462672 is an apocalyptic number.

It is an amenable number.

402590462672 is a deficient number, since it is larger than the sum of its proper divisors (377428558786).

402590462672 is a wasteful number, since it uses less digits than its factorization.

402590462672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25161903925 (or 25161903919 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 47.

The spelling of 402590462672 in words is "four hundred two billion, five hundred ninety million, four hundred sixty-two thousand, six hundred seventy-two".