11399458372 has 12 divisors (see below), whose sum is σ = 20222327356. Its totient is φ = 5621650560.

The previous prime is 11399458363. The next prime is 11399458391. The reversal of 11399458372 is 27385499311.

It can be written as a sum of positive squares in 2 ways, for example, as 6755853636 + 4643604736 = 82194^2 + 68144^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19519329 + ... + 19519912.

Almost surely, 2^11399458372 is an apocalyptic number.

It is an amenable number.

11399458372 is a deficient number, since it is larger than the sum of its proper divisors (8822868984).

11399458372 is a wasteful number, since it uses less digits than its factorization.

11399458372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39039318 (or 39039316 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 52.

The spelling of 11399458372 in words is "eleven billion, three hundred ninety-nine million, four hundred fifty-eight thousand, three hundred seventy-two".