11954713388 has 36 divisors (see below), whose sum is σ = 21737421216. Its totient is φ = 5748638400.

The previous prime is 11954713369. The next prime is 11954713403. The reversal of 11954713388 is 88331745911.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11708318 + ... + 11709338.

It is an arithmetic number, because the mean of its divisors is an integer number (603817256).

Almost surely, 2^11954713388 is an apocalyptic number.

It is an amenable number.

11954713388 is a deficient number, since it is larger than the sum of its proper divisors (9782707828).

11954713388 is an equidigital number, since it uses as much as digits as its factorization.

11954713388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2154 (or 1131 counting only the distinct ones).

The product of its digits is 725760, while the sum is 50.

The spelling of 11954713388 in words is "eleven billion, nine hundred fifty-four million, seven hundred thirteen thousand, three hundred eighty-eight".