111137746656 has 24 divisors (see below), whose sum is σ = 291736585224. Its totient is φ = 37045915520.

The previous prime is 111137746651. The next prime is 111137746669. The reversal of 111137746656 is 656647731111.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111137746651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578842335 + ... + 578842526.

It is an arithmetic number, because the mean of its divisors is an integer number (12155691051).

Almost surely, 2^111137746656 is an apocalyptic number.

111137746656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111137746656 is an abundant number, since it is smaller than the sum of its proper divisors (180598838568).

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

111137746656 is a wasteful number, since it uses less digits than its factorization.

111137746656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157684874 (or 1157684866 counting only the distinct ones).

The product of its digits is 635040, while the sum is 48.

The spelling of 111137746656 in words is "one hundred eleven billion, one hundred thirty-seven million, seven hundred forty-six thousand, six hundred fifty-six".