111553432054 has 16 divisors (see below), whose sum is σ = 177952849200. Its totient is φ = 52296344064.

The previous prime is 111553432031. The next prime is 111553432069. The reversal of 111553432054 is 450234355111.

It is a congruent number.

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, 15128359 + ... + 15135730.

It is an arithmetic number, because the mean of its divisors is an integer number (11122053075).

Almost surely, 2^111553432054 is an apocalyptic number.

111553432054 is a deficient number, since it is larger than the sum of its proper divisors (66399417146).

111553432054 is a wasteful number, since it uses less digits than its factorization.

111553432054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30264207.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 111553432054 its reverse (450234355111), we get a palindrome (561787787165).

The spelling of 111553432054 in words is "one hundred eleven billion, five hundred fifty-three million, four hundred thirty-two thousand, fifty-four".