399862120698 has 64 divisors (see below), whose sum is σ = 918250185600. Its totient is φ = 128898604800.

The previous prime is 399862120673. The next prime is 399862120703. The reversal of 399862120698 is 896021268993.

399862120698 is a `hidden beast` number, since 399 + 8 + 62 + 120 + 69 + 8 = 666.

399862120698 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 617983 + ... + 1087026.

It is an arithmetic number, because the mean of its divisors is an integer number (14347659150).

Almost surely, 2^399862120698 is an apocalyptic number.

399862120698 is an abundant number, since it is smaller than the sum of its proper divisors (518388064902).

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

399862120698 is a wasteful number, since it uses less digits than its factorization.

399862120698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705164 (or 1705158 counting only the distinct ones).

The product of its (nonzero) digits is 20155392, while the sum is 63.

The spelling of 399862120698 in words is "three hundred ninety-nine billion, eight hundred sixty-two million, one hundred twenty thousand, six hundred ninety-eight".