18009152620011 has 168 divisors, whose sum is σ = 32741144211600. Its totient is φ = 9860161933440.

The previous prime is 18009152620003. The next prime is 18009152620021. The reversal of 18009152620011 is 11002625190081.

18009152620011 is a `hidden beast` number, since 1 + 8 + 0 + 0 + 9 + 15 + 2 + 620 + 0 + 11 = 666.

It is not a de Polignac number, because 18009152620011 - 2³ = 18009152620003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18009152620001) by changing a digit.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 135637725 + ... + 135770433.

Almost surely, 2^{18009152620011} is an apocalyptic number.

18009152620011 is a deficient number, since it is larger than the sum of its proper divisors (14731991591589).

18009152620011 is a wasteful number, since it uses less digits than its factorization.

18009152620011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132901 (or 132879 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 36.

The spelling of 18009152620011 in words is "eighteen trillion, nine billion, one hundred fifty-two million, six hundred twenty thousand, eleven".