111589479480 has 64 divisors (see below), whose sum is σ = 338801823360. Its totient is φ = 29398671488.

The previous prime is 111589479467. The next prime is 111589479509. The reversal of 111589479480 is 84974985111.

It is a self number, because there is not a number n which added to its sum of digits gives 111589479480.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5591922 + ... + 5611841.

It is an arithmetic number, because the mean of its divisors is an integer number (5293778490).

Almost surely, 2^111589479480 is an apocalyptic number.

111589479480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111589479480 is an abundant number, since it is smaller than the sum of its proper divisors (227212343880).

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

111589479480 is a wasteful number, since it uses less digits than its factorization.

111589479480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11203860 (or 11203856 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 57.

The spelling of 111589479480 in words is "one hundred eleven billion, five hundred eighty-nine million, four hundred seventy-nine thousand, four hundred eighty".