18136846704211 has 8 divisors (see below), whose sum is σ = 19921479217920. Its totient is φ = 16435220353992.

The previous prime is 18136846704187. The next prime is 18136846704239. The reversal of 18136846704211 is 11240764863181.

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 18136846704211 - 2⁷ = 18136846704083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18136846734211) 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, 20751540415 + ... + 20751541288.

It is an arithmetic number, because the mean of its divisors is an integer number (2490184902240).

Almost surely, 2^{18136846704211} is an apocalyptic number.

18136846704211 is a deficient number, since it is larger than the sum of its proper divisors (1784632513709).

18136846704211 is a wasteful number, since it uses less digits than its factorization.

18136846704211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41503081745.

The product of its (nonzero) digits is 1548288, while the sum is 52.

The spelling of 18136846704211 in words is "eighteen trillion, one hundred thirty-six billion, eight hundred forty-six million, seven hundred four thousand, two hundred eleven".