111152609344 has 56 divisors (see below), whose sum is σ = 253188947520. Its totient is φ = 47426935296.

The previous prime is 111152609287. The next prime is 111152609353. The reversal of 111152609344 is 443906251111.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×111152609344² (a number of 23 digits) contains 22 as substring.

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, 444799 + ... + 648190.

Almost surely, 2^111152609344 is an apocalyptic number.

111152609344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

111152609344 is an abundant number, since it is smaller than the sum of its proper divisors (142036338176).

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

111152609344 is a wasteful number, since it uses less digits than its factorization.

111152609344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093235 (or 1093225 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 111152609344 in words is "one hundred eleven billion, one hundred fifty-two million, six hundred nine thousand, three hundred forty-four".