2136722684617 has 8 divisors (see below), whose sum is σ = 2211226712640. Its totient is φ = 2062273585680.

The previous prime is 2136722684609. The next prime is 2136722684623. The reversal of 2136722684617 is 7164862276312.

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 2136722684617 - 2³ = 2136722684609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2136722684687) 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, 13653109 + ... + 13808722.

It is an arithmetic number, because the mean of its divisors is an integer number (276403339080).

Almost surely, 2^{2136722684617} is an apocalyptic number.

It is an amenable number.

2136722684617 is a deficient number, since it is larger than the sum of its proper divisors (74504028023).

2136722684617 is a wasteful number, since it uses less digits than its factorization.

2136722684617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27464543.

The product of its digits is 8128512, while the sum is 55.

The spelling of 2136722684617 in words is "two trillion, one hundred thirty-six billion, seven hundred twenty-two million, six hundred eighty-four thousand, six hundred seventeen".