111691357964 has 6 divisors (see below), whose sum is σ = 195459876444. Its totient is φ = 55845678980.

The previous prime is 111691357933. The next prime is 111691358021. The reversal of 111691357964 is 469753196111.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13961419742 + ... + 13961419749.

It is an arithmetic number, because the mean of its divisors is an integer number (32576646074).

Almost surely, 2^111691357964 is an apocalyptic number.

It is an amenable number.

111691357964 is a deficient number, since it is larger than the sum of its proper divisors (83768518480).

111691357964 is a wasteful number, since it uses less digits than its factorization.

111691357964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27922839495 (or 27922839493 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 53.

The spelling of 111691357964 in words is "one hundred eleven billion, six hundred ninety-one million, three hundred fifty-seven thousand, nine hundred sixty-four".