18119155560659 has 16 divisors (see below), whose sum is σ = 18665440383744. Its totient is φ = 17578881986400.

The previous prime is 18119155560637. The next prime is 18119155560679. The reversal of 18119155560659 is 95606555191181.

It is a cyclic number.

It is not a de Polignac number, because 18119155560659 - 2²⁸ = 18118887125203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18119155560679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2578589 + ... + 6548849.

It is an arithmetic number, because the mean of its divisors is an integer number (1166590023984).

Almost surely, 2^{18119155560659} is an apocalyptic number.

18119155560659 is a deficient number, since it is larger than the sum of its proper divisors (546284823085).

18119155560659 is a wasteful number, since it uses less digits than its factorization.

18119155560659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3971018.

The product of its (nonzero) digits is 14580000, while the sum is 62.

The spelling of 18119155560659 in words is "eighteen trillion, one hundred nineteen billion, one hundred fifty-five million, five hundred sixty thousand, six hundred fifty-nine".