111558772406255 has 16 divisors (see below), whose sum is σ = 133935038935200. Its totient is φ = 89204019852288.

The previous prime is 111558772406219. The next prime is 111558772406261. The reversal of 111558772406255 is 552604277855111.

It is a cyclic number.

It is not a de Polignac number, because 111558772406255 - 2¹⁸ = 111558772144111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111558772406194 and 111558772406203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89624984 + ... + 90861186.

It is an arithmetic number, because the mean of its divisors is an integer number (8370939933450).

Almost surely, 2^{111558772406255} is an apocalyptic number.

111558772406255 is a deficient number, since it is larger than the sum of its proper divisors (22376266528945).

111558772406255 is a wasteful number, since it uses less digits than its factorization.

111558772406255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1244890.

The product of its (nonzero) digits is 23520000, while the sum is 59.

The spelling of 111558772406255 in words is "one hundred eleven trillion, five hundred fifty-eight billion, seven hundred seventy-two million, four hundred six thousand, two hundred fifty-five".