402250566922 has 4 divisors (see below), whose sum is σ = 603375850386. Its totient is φ = 201125283460.

The previous prime is 402250566791. The next prime is 402250566961. The reversal of 402250566922 is 229665052204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 355918434921 + 46332132001 = 596589^2 + 215249^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100562641729 + ... + 100562641732.

Almost surely, 2^402250566922 is an apocalyptic number.

402250566922 is a deficient number, since it is larger than the sum of its proper divisors (201125283464).

402250566922 is a wasteful number, since it uses less digits than its factorization.

402250566922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201125283463.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 402250566922 in words is "four hundred two billion, two hundred fifty million, five hundred sixty-six thousand, nine hundred twenty-two".