111553324040 has 32 divisors (see below), whose sum is σ = 251718338880. Its totient is φ = 44492732352.

The previous prime is 111553324033. The next prime is 111553324067. The reversal of 111553324040 is 40423355111.

It is a junction number, because it is equal to n+sod(n) for n = 111553323994 and 111553324012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4004612 + ... + 4032371.

It is an arithmetic number, because the mean of its divisors is an integer number (7866198090).

Almost surely, 2^111553324040 is an apocalyptic number.

111553324040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111553324040 is an abundant number, since it is smaller than the sum of its proper divisors (140165014840).

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

111553324040 is a wasteful number, since it uses less digits than its factorization.

111553324040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8037341 (or 8037337 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 111553324040 its reverse (40423355111), we get a palindrome (151976679151).

The spelling of 111553324040 in words is "one hundred eleven billion, five hundred fifty-three million, three hundred twenty-four thousand, forty".