111493492894 has 24 divisors (see below), whose sum is σ = 194696620488. Its totient is φ = 47745628560.

The previous prime is 111493492889. The next prime is 111493492951. The reversal of 111493492894 is 498294394111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 317637 + ... + 569104.

It is an arithmetic number, because the mean of its divisors is an integer number (8112359187).

Almost surely, 2^111493492894 is an apocalyptic number.

111493492894 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

111493492894 is a deficient number, since it is larger than the sum of its proper divisors (83203127594).

111493492894 is a wasteful number, since it uses less digits than its factorization.

111493492894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888040 (or 888033 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 55.

The spelling of 111493492894 in words is "one hundred eleven billion, four hundred ninety-three million, four hundred ninety-two thousand, eight hundred ninety-four".