111192719968 has 48 divisors (see below), whose sum is σ = 238865772096. Its totient is φ = 50530688640.

The previous prime is 111192719951. The next prime is 111192719983. The reversal of 111192719968 is 869917291111.

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, 1629055 + ... + 1695937.

It is an arithmetic number, because the mean of its divisors is an integer number (4976370252).

Almost surely, 2^111192719968 is an apocalyptic number.

It is an amenable number.

111192719968 is an abundant number, since it is smaller than the sum of its proper divisors (127673052128).

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

111192719968 is a wasteful number, since it uses less digits than its factorization.

111192719968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71627 (or 71619 counting only the distinct ones).

The product of its digits is 489888, while the sum is 55.

The spelling of 111192719968 in words is "one hundred eleven billion, one hundred ninety-two million, seven hundred nineteen thousand, nine hundred sixty-eight".