399496684914 has 24 divisors (see below), whose sum is σ = 865895539392. Its totient is φ = 133116424920.

The previous prime is 399496684879. The next prime is 399496684919. The reversal of 399496684914 is 419486694993.

399496684914 is a `hidden beast` number, since 3 + 99 + 49 + 6 + 6 + 8 + 491 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (399496684919) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4044574 + ... + 4142169.

It is an arithmetic number, because the mean of its divisors is an integer number (36078980808).

Almost surely, 2^399496684914 is an apocalyptic number.

399496684914 is an abundant number, since it is smaller than the sum of its proper divisors (466398854478).

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

399496684914 is a wasteful number, since it uses less digits than its factorization.

399496684914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8189462 (or 8189459 counting only the distinct ones).

The product of its digits is 362797056, while the sum is 72.

The spelling of 399496684914 in words is "three hundred ninety-nine billion, four hundred ninety-six million, six hundred eighty-four thousand, nine hundred fourteen".