111538632676 has 9 divisors (see below), whose sum is σ = 195193776099. Its totient is φ = 55768982364.

The previous prime is 111538632577. The next prime is 111538632701. The reversal of 111538632676 is 676236835111.

The square root of 111538632676 is 333974.

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

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 584455 + ... + 751441.

Almost surely, 2^111538632676 is an apocalyptic number.

111538632676 is the 333974-th square number.

It is an amenable number.

111538632676 is a deficient number, since it is larger than the sum of its proper divisors (83655143423).

111538632676 is an frugal number, since it uses more digits than its factorization.

111538632676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333978 (or 166989 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 49.

Multiplying 111538632676 by its sum of digits (49), we get a square (5465393001124 = 2337818²).

The spelling of 111538632676 in words is "one hundred eleven billion, five hundred thirty-eight million, six hundred thirty-two thousand, six hundred seventy-six".