111946367688 has 16 divisors (see below), whose sum is σ = 279865919280. Its totient is φ = 37315455888.

The previous prime is 111946367683. The next prime is 111946367693. The reversal of 111946367688 is 886763649111.

It is an interprime number because it is at equal distance from previous prime (111946367683) and next prime (111946367693).

It is not an unprimeable number, because it can be changed into a prime (111946367683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2332215970 + ... + 2332216017.

It is an arithmetic number, because the mean of its divisors is an integer number (17491619955).

Almost surely, 2^111946367688 is an apocalyptic number.

It is an amenable number.

111946367688 is an abundant number, since it is smaller than the sum of its proper divisors (167919551592).

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

111946367688 is a wasteful number, since it uses less digits than its factorization.

111946367688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4664431996 (or 4664431992 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 60.

The spelling of 111946367688 in words is "one hundred eleven billion, nine hundred forty-six million, three hundred sixty-seven thousand, six hundred eighty-eight".