111593828249 has 16 divisors (see below), whose sum is σ = 114772956480. Its totient is φ = 108437379840.

The previous prime is 111593828231. The next prime is 111593828273. The reversal of 111593828249 is 942828395111.

It is a de Polignac number, because none of the positive numbers 2^k-111593828249 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111593828249.

It is not an unprimeable number, because it can be changed into a prime (111593828209) 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, 10889522 + ... + 10899764.

It is an arithmetic number, because the mean of its divisors is an integer number (7173309780).

Almost surely, 2^111593828249 is an apocalyptic number.

It is an amenable number.

111593828249 is a deficient number, since it is larger than the sum of its proper divisors (3179128231).

111593828249 is a wasteful number, since it uses less digits than its factorization.

111593828249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11320.

The product of its digits is 1244160, while the sum is 53.

The spelling of 111593828249 in words is "one hundred eleven billion, five hundred ninety-three million, eight hundred twenty-eight thousand, two hundred forty-nine".