111732421696 has 189 divisors, whose sum is σ = 265613742711. Its totient is φ = 46497459456.

The previous prime is 111732421693. The next prime is 111732421699. The reversal of 111732421696 is 696124237111.

It is a happy number.

The square root of 111732421696 is 334264.

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

It is an interprime number because it is at equal distance from previous prime (111732421693) and next prime (111732421699).

It is not an unprimeable number, because it can be changed into a prime (111732421693) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 879782785 + ... + 879782911.

Almost surely, 2^111732421696 is an apocalyptic number.

111732421696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

111732421696 is the 334264-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111732421696

111732421696 is an abundant number, since it is smaller than the sum of its proper divisors (153881321015).

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

111732421696 is an frugal number, since it uses more digits than its factorization.

111732421696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 183 counting only the distinct ones).

The product of its digits is 108864, while the sum is 43.

The spelling of 111732421696 in words is "one hundred eleven billion, seven hundred thirty-two million, four hundred twenty-one thousand, six hundred ninety-six".