111365290944 has 84 divisors (see below), whose sum is σ = 319423923000. Its totient is φ = 37096711680.

The previous prime is 111365290921. The next prime is 111365290961. The reversal of 111365290944 is 449092563111.

111365290944 is a `hidden beast` number, since 1 + 1 + 1 + 36 + 529 + 0 + 94 + 4 = 666.

It is a super-2 number, since 2×111365290944² (a number of 23 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 111365290944.

It is a congruent 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, 798934 + ... + 927914.

It is an arithmetic number, because the mean of its divisors is an integer number (3802665750).

Almost surely, 2^111365290944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111365290944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159711961500).

111365290944 is an abundant number, since it is smaller than the sum of its proper divisors (208058632056).

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

111365290944 is a wasteful number, since it uses less digits than its factorization.

111365290944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130498 (or 130485 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 111365290944 in words is "one hundred eleven billion, three hundred sixty-five million, two hundred ninety thousand, nine hundred forty-four".