2136696635 has 4 divisors (see below), whose sum is σ = 2564035968. Its totient is φ = 1709357304.

The previous prime is 2136696613. The next prime is 2136696689. The reversal of 2136696635 is 5366966312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2136696635 - 2⁶ = 2136696571 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2136696635.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213669659 + ... + 213669668.

It is an arithmetic number, because the mean of its divisors is an integer number (641008992).

Almost surely, 2^2136696635 is an apocalyptic number.

2136696635 is a deficient number, since it is larger than the sum of its proper divisors (427339333).

2136696635 is an equidigital number, since it uses as much as digits as its factorization.

2136696635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427339332.

The product of its digits is 1049760, while the sum is 47.

The square root of 2136696635 is about 46224.4160049643. The cubic root of 2136696635 is about 1287.9953309486.

The spelling of 2136696635 in words is "two billion, one hundred thirty-six million, six hundred ninety-six thousand, six hundred thirty-five".