396550337922 has 54 divisors (see below), whose sum is σ = 912810660489. Its totient is φ = 124393700160.

The previous prime is 396550337903. The next prime is 396550337941. The reversal of 396550337922 is 229733055693.

396550337922 is a `hidden beast` number, since 3 + 9 + 65 + 503 + 3 + 79 + 2 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (396550337903) and next prime (396550337941).

It can be written as a sum of positive squares in 2 ways, for example, as 362932748721 + 33617589201 = 602439^2 + 183351^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=445281.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 45414297 + ... + 45423027.

Almost surely, 2^396550337922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 396550337922

396550337922 is an abundant number, since it is smaller than the sum of its proper divisors (516260322567).

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

396550337922 is an frugal number, since it uses more digits than its factorization.

396550337922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17504 (or 8753 counting only the distinct ones).

The product of its (nonzero) digits is 9185400, while the sum is 54.

The spelling of 396550337922 in words is "three hundred ninety-six billion, five hundred fifty million, three hundred thirty-seven thousand, nine hundred twenty-two".