18112263677 has 8 divisors (see below), whose sum is σ = 18136910880. Its totient is φ = 18087635440.

The previous prime is 18112263667. The next prime is 18112263679. The reversal of 18112263677 is 77636221181.

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

It is a cyclic number.

It is not a de Polignac number, because 18112263677 - 2²² = 18108069373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18112263679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3152027 + ... + 3157767.

It is an arithmetic number, because the mean of its divisors is an integer number (2267113860).

Almost surely, 2^18112263677 is an apocalyptic number.

It is an amenable number.

18112263677 is a deficient number, since it is larger than the sum of its proper divisors (24647203).

18112263677 is a wasteful number, since it uses less digits than its factorization.

18112263677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9483.

The product of its digits is 169344, while the sum is 44.

The spelling of 18112263677 in words is "eighteen billion, one hundred twelve million, two hundred sixty-three thousand, six hundred seventy-seven".