404556410212 has 36 divisors (see below), whose sum is σ = 730521050364. Its totient is φ = 196013838400.

The previous prime is 404556410129. The next prime is 404556410261. The reversal of 404556410212 is 212014655404.

It can be written as a sum of positive squares in 2 ways, for example, as 340094246976 + 64462163236 = 583176^2 + 253894^2 .

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, 665778 + ... + 1119094.

It is an arithmetic number, because the mean of its divisors is an integer number (20292251399).

Almost surely, 2^404556410212 is an apocalyptic number.

It is an amenable number.

404556410212 is a deficient number, since it is larger than the sum of its proper divisors (325964640152).

404556410212 is a wasteful number, since it uses less digits than its factorization.

404556410212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453516 (or 453467 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The spelling of 404556410212 in words is "four hundred four billion, five hundred fifty-six million, four hundred ten thousand, two hundred twelve".