852407066979 has 48 divisors (see below), whose sum is σ = 1416586662400. Its totient is φ = 489532621248.

The previous prime is 852407066851. The next prime is 852407066993. The reversal of 852407066979 is 979660704258.

852407066979 is a `hidden beast` number, since 85 + 2 + 407 + 0 + 66 + 97 + 9 = 666.

It is not a de Polignac number, because 852407066979 - 2⁷ = 852407066851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (852407066279) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2712619 + ... + 3010500.

Almost surely, 2^852407066979 is an apocalyptic number.

852407066979 is a deficient number, since it is larger than the sum of its proper divisors (564179595421).

852407066979 is a wasteful number, since it uses less digits than its factorization.

852407066979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5723224 (or 5723221 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 63.

The spelling of 852407066979 in words is "eight hundred fifty-two billion, four hundred seven million, sixty-six thousand, nine hundred seventy-nine".