111408077444 has 6 divisors (see below), whose sum is σ = 194964135534. Its totient is φ = 55704038720.

The previous prime is 111408077413. The next prime is 111408077449. The reversal of 111408077444 is 444770804111.

It can be written as a sum of positive squares in only one way, i.e., 60123040000 + 51285037444 = 245200^2 + 226462^2 .

It is not an unprimeable number, because it can be changed into a prime (111408077449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13926009677 + ... + 13926009684.

It is an arithmetic number, because the mean of its divisors is an integer number (32494022589).

Almost surely, 2^111408077444 is an apocalyptic number.

It is an amenable number.

111408077444 is a deficient number, since it is larger than the sum of its proper divisors (83556058090).

111408077444 is a wasteful number, since it uses less digits than its factorization.

111408077444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27852019365 (or 27852019363 counting only the distinct ones).

The product of its (nonzero) digits is 100352, while the sum is 41.

The spelling of 111408077444 in words is "one hundred eleven billion, four hundred eight million, seventy-seven thousand, four hundred forty-four".