2136646352236 has 36 divisors (see below), whose sum is σ = 4205534404456. Its totient is φ = 948616764480.

The previous prime is 2136646352153. The next prime is 2136646352237. The reversal of 2136646352236 is 6322536466312.

It is a self number, because there is not a number n which added to its sum of digits gives 2136646352236.

It is not an unprimeable number, because it can be changed into a prime (2136646352237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51311265 + ... + 51352888.

Almost surely, 2^{2136646352236} is an apocalyptic number.

It is an amenable number.

2136646352236 is a deficient number, since it is larger than the sum of its proper divisors (2068888052220).

2136646352236 is a wasteful number, since it uses less digits than its factorization.

2136646352236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102664222 (or 102664209 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 49.

The spelling of 2136646352236 in words is "two trillion, one hundred thirty-six billion, six hundred forty-six million, three hundred fifty-two thousand, two hundred thirty-six".