11555116244 has 24 divisors (see below), whose sum is σ = 23388673728. Its totient is φ = 4892526720.

The previous prime is 11555116229. The next prime is 11555116253. The reversal of 11555116244 is 44261155511.

It is a super-2 number, since 2×11555116244² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2483717 + ... + 2488364.

It is an arithmetic number, because the mean of its divisors is an integer number (974528072).

Almost surely, 2^11555116244 is an apocalyptic number.

11555116244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11555116244 is an abundant number, since it is smaller than the sum of its proper divisors (11833557484).

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

11555116244 is a wasteful number, since it uses less digits than its factorization.

11555116244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4972175 (or 4972173 counting only the distinct ones).

The product of its digits is 24000, while the sum is 35.

The spelling of 11555116244 in words is "eleven billion, five hundred fifty-five million, one hundred sixteen thousand, two hundred forty-four".