11318239744 has 40 divisors (see below), whose sum is σ = 25845006528. Its totient is φ = 4850672640.

The previous prime is 11318239733. The next prime is 11318239771. The reversal of 11318239744 is 44793281311.

It is a super-2 number, since 2×11318239744² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11318239744.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1575412 + ... + 1582579.

Almost surely, 2^11318239744 is an apocalyptic number.

11318239744 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11318239744 is an abundant number, since it is smaller than the sum of its proper divisors (14526766784).

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

11318239744 is an frugal number, since it uses more digits than its factorization.

11318239744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3158016 (or 3158000 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The spelling of 11318239744 in words is "eleven billion, three hundred eighteen million, two hundred thirty-nine thousand, seven hundred forty-four".