111983053672 has 128 divisors (see below), whose sum is σ = 247985337600. Its totient is φ = 46411315200.

The previous prime is 111983053669. The next prime is 111983053673. The reversal of 111983053672 is 276350389111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (111983053673) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 196117147 + ... + 196117717.

It is an arithmetic number, because the mean of its divisors is an integer number (1937385450).

Almost surely, 2^111983053672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111983053672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123992668800).

111983053672 is an abundant number, since it is smaller than the sum of its proper divisors (136002283928).

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

111983053672 is a wasteful number, since it uses less digits than its factorization.

111983053672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227 (or 1223 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 111983053672 in words is "one hundred eleven billion, nine hundred eighty-three million, fifty-three thousand, six hundred seventy-two".