111798086764 has 48 divisors (see below), whose sum is σ = 246668982336. Its totient is φ = 43149081600.

The previous prime is 111798086761. The next prime is 111798086767. The reversal of 111798086764 is 467680897111.

It is an interprime number because it is at equal distance from previous prime (111798086761) and next prime (111798086767).

It is a junction number, because it is equal to n+sod(n) for n = 111798086699 and 111798086708.

It is not an unprimeable number, because it can be changed into a prime (111798086761) 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, 3730657 + ... + 3760504.

It is an arithmetic number, because the mean of its divisors is an integer number (5138937132).

Almost surely, 2^111798086764 is an apocalyptic number.

111798086764 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

111798086764 is an abundant number, since it is smaller than the sum of its proper divisors (134870895572).

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

111798086764 is a wasteful number, since it uses less digits than its factorization.

111798086764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7491226 (or 7491224 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 58.

The spelling of 111798086764 in words is "one hundred eleven billion, seven hundred ninety-eight million, eighty-six thousand, seven hundred sixty-four".