2399118319136 has 384 divisors, whose sum is σ = 6300163473408. Its totient is φ = 870617088000.

The previous prime is 2399118319127. The next prime is 2399118319159. The reversal of 2399118319136 is 6319138119932.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1816137356 + ... + 1816138676.

It is an arithmetic number, because the mean of its divisors is an integer number (16406675712).

Almost surely, 2^{2399118319136} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2399118319136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3150081736704).

2399118319136 is an abundant number, since it is smaller than the sum of its proper divisors (3901045154272).

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

2399118319136 is a wasteful number, since it uses less digits than its factorization.

2399118319136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784 (or 1776 counting only the distinct ones).

The product of its digits is 1889568, while the sum is 56.

The spelling of 2399118319136 in words is "two trillion, three hundred ninety-nine billion, one hundred eighteen million, three hundred nineteen thousand, one hundred thirty-six".