111727672394 has 8 divisors (see below), whose sum is σ = 180483163140. Its totient is φ = 51566618016.

The previous prime is 111727672387. The next prime is 111727672429. The reversal of 111727672394 is 493276727111.

It can be written as a sum of positive squares in 2 ways, for example, as 111080224369 + 647448025 = 333287^2 + 25445^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2148609059 + ... + 2148609110.

Almost surely, 2^111727672394 is an apocalyptic number.

111727672394 is a deficient number, since it is larger than the sum of its proper divisors (68755490746).

111727672394 is a wasteful number, since it uses less digits than its factorization.

111727672394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4297218184.

The product of its digits is 889056, while the sum is 50.

The spelling of 111727672394 in words is "one hundred eleven billion, seven hundred twenty-seven million, six hundred seventy-two thousand, three hundred ninety-four".