111346398788 has 12 divisors (see below), whose sum is σ = 206318327292. Its totient is φ = 52398305280.

The previous prime is 111346398749. The next prime is 111346398799. The reversal of 111346398788 is 887893643111.

It can be written as a sum of positive squares in 2 ways, for example, as 39789078784 + 71557320004 = 199472^2 + 267502^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 818723453 + ... + 818723588.

It is an arithmetic number, because the mean of its divisors is an integer number (17193193941).

Almost surely, 2^111346398788 is an apocalyptic number.

It is an amenable number.

111346398788 is a deficient number, since it is larger than the sum of its proper divisors (94971928504).

111346398788 is a wasteful number, since it uses less digits than its factorization.

111346398788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1637447062 (or 1637447060 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 59.

The spelling of 111346398788 in words is "one hundred eleven billion, three hundred forty-six million, three hundred ninety-eight thousand, seven hundred eighty-eight".