11717112744 has 24 divisors (see below), whose sum is σ = 31733847210. Its totient is φ = 3905704224.

The previous prime is 11717112733. The next prime is 11717112763. The reversal of 11717112744 is 44721171711.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8554400100 + 3162712644 = 92490^2 + 56238^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 11717112699 and 11717112708.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 81368767 + ... + 81368910.

Almost surely, 2^11717112744 is an apocalyptic number.

It is an amenable number.

11717112744 is an abundant number, since it is smaller than the sum of its proper divisors (20016734466).

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

11717112744 is a wasteful number, since it uses less digits than its factorization.

11717112744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162737689 (or 162737682 counting only the distinct ones).

The product of its digits is 10976, while the sum is 36.

The spelling of 11717112744 in words is "eleven billion, seven hundred seventeen million, one hundred twelve thousand, seven hundred forty-four".