111451077156 has 12 divisors (see below), whose sum is σ = 260052513392. Its totient is φ = 37150359048.

The previous prime is 111451077119. The next prime is 111451077217. The reversal of 111451077156 is 651770154111.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4643794870 + ... + 4643794893.

Almost surely, 2^111451077156 is an apocalyptic number.

It is an amenable number.

111451077156 is an abundant number, since it is smaller than the sum of its proper divisors (148601436236).

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

111451077156 is a wasteful number, since it uses less digits than its factorization.

111451077156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9287589770 (or 9287589768 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 39.

The spelling of 111451077156 in words is "one hundred eleven billion, four hundred fifty-one million, seventy-seven thousand, one hundred fifty-six".