111111744023740 has 24 divisors (see below), whose sum is σ = 234310958118720. Its totient is φ = 44258736529728.

The previous prime is 111111744023737. The next prime is 111111744023779. The reversal of 111111744023740 is 47320447111111.

It is a self number, because there is not a number n which added to its sum of digits gives 111111744023740.

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, 11622562587 + ... + 11622572146.

It is an arithmetic number, because the mean of its divisors is an integer number (9762956588280).

Almost surely, 2^{111111744023740} is an apocalyptic number.

111111744023740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111111744023740 is an abundant number, since it is smaller than the sum of its proper divisors (123199214094980).

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

111111744023740 is a wasteful number, since it uses less digits than its factorization.

111111744023740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23245134981 (or 23245134979 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 37.

The spelling of 111111744023740 in words is "one hundred eleven trillion, one hundred eleven billion, seven hundred forty-four million, twenty-three thousand, seven hundred forty".