399911744328336 has 120 divisors (see below), whose sum is σ = 1196107667093664. Its totient is φ = 124289961139200.

The previous prime is 399911744328293. The next prime is 399911744328389. The reversal of 399911744328336 is 633823447119993.

399911744328336 is a `hidden beast` number, since 3 + 9 + 9 + 9 + 11 + 74 + 432 + 83 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 763114890 + ... + 763638761.

Almost surely, 2^{399911744328336} is an apocalyptic number.

399911744328336 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

399911744328336 is an abundant number, since it is smaller than the sum of its proper divisors (796195922765328).

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

399911744328336 is a wasteful number, since it uses less digits than its factorization.

399911744328336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1526753789 (or 1526753780 counting only the distinct ones).

The product of its digits is 634894848, while the sum is 72.

The spelling of 399911744328336 in words is "three hundred ninety-nine trillion, nine hundred eleven billion, seven hundred forty-four million, three hundred twenty-eight thousand, three hundred thirty-six".