111400535144 has 64 divisors (see below), whose sum is σ = 225645488640. Its totient is φ = 51430325760.

The previous prime is 111400535137. The next prime is 111400535149. The reversal of 111400535144 is 441535004111.

It is not an unprimeable number, because it can be changed into a prime (111400535149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 543074 + ... + 719534.

It is an arithmetic number, because the mean of its divisors is an integer number (3525710760).

Almost surely, 2^111400535144 is an apocalyptic number.

It is an amenable number.

111400535144 is an abundant number, since it is smaller than the sum of its proper divisors (114244953496).

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

111400535144 is a wasteful number, since it uses less digits than its factorization.

111400535144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176610 (or 176606 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 111400535144 its reverse (441535004111), we get a palindrome (552935539255).

The spelling of 111400535144 in words is "one hundred eleven billion, four hundred million, five hundred thirty-five thousand, one hundred forty-four".