2136685793 has 16 divisors (see below), whose sum is σ = 2457397440. Its totient is φ = 1837368000.

The previous prime is 2136685739. The next prime is 2136685801. The reversal of 2136685793 is 3975866312.

It is a cyclic number.

It is not a de Polignac number, because 2136685793 - 2⁶ = 2136685729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2136685493) 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, 133943 + ... + 149043.

It is an arithmetic number, because the mean of its divisors is an integer number (153587340).

Almost surely, 2^2136685793 is an apocalyptic number.

It is an amenable number.

2136685793 is a deficient number, since it is larger than the sum of its proper divisors (320711647).

2136685793 is a wasteful number, since it uses less digits than its factorization.

2136685793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15808.

The product of its digits is 1632960, while the sum is 50.

The square root of 2136685793 is about 46224.2987291316. The cubic root of 2136685793 is about 1287.9931524349.

The spelling of 2136685793 in words is "two billion, one hundred thirty-six million, six hundred eighty-five thousand, seven hundred ninety-three".