111379717696 has 63 divisors (see below), whose sum is σ = 239403007731. Its totient is φ = 51390004224.

The previous prime is 111379717679. The next prime is 111379717723. The reversal of 111379717696 is 696717973111.

The square root of 111379717696 is 333736.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 11483265600 + 99896452096 = 107160^2 + 316064^2 .

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 111379717696.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 34706940 + ... + 34710148.

Almost surely, 2^111379717696 is an apocalyptic number.

111379717696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

111379717696 is the 333736-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111379717696

111379717696 is an abundant number, since it is smaller than the sum of its proper divisors (128023290035).

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

111379717696 is an frugal number, since it uses more digits than its factorization.

111379717696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6456 (or 3224 counting only the distinct ones).

The product of its digits is 3000564, while the sum is 58.

The spelling of 111379717696 in words is "one hundred eleven billion, three hundred seventy-nine million, seven hundred seventeen thousand, six hundred ninety-six".