111642983488 has 14 divisors (see below), whose sum is σ = 221541545486. Its totient is φ = 55821491712.

The previous prime is 111642983467. The next prime is 111642983561. The reversal of 111642983488 is 884389246111.

It can be written as a sum of positive squares in only one way, i.e., 94563630144 + 17079353344 = 307512^2 + 130688^2 .

It is a super-2 number, since 2×111642983488² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 872210745 + ... + 872210872.

Almost surely, 2^111642983488 is an apocalyptic number.

It is an amenable number.

111642983488 is a deficient number, since it is larger than the sum of its proper divisors (109898561998).

111642983488 is an equidigital number, since it uses as much as digits as its factorization.

111642983488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1744421629 (or 1744421619 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 55.

The spelling of 111642983488 in words is "one hundred eleven billion, six hundred forty-two million, nine hundred eighty-three thousand, four hundred eighty-eight".