2136646352205 has 48 divisors (see below), whose sum is σ = 3748467602880. Its totient is φ = 1125717191424.

The previous prime is 2136646352153. The next prime is 2136646352237. The reversal of 2136646352205 is 5022536466312.

2136646352205 is a `hidden beast` number, since 2 + 1 + 3 + 6 + 6 + 4 + 635 + 2 + 2 + 0 + 5 = 666.

It is not a de Polignac number, because 2136646352205 - 2²⁰ = 2136645303629 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66948862 + ... + 66980768.

It is an arithmetic number, because the mean of its divisors is an integer number (78093075060).

Almost surely, 2^{2136646352205} is an apocalyptic number.

It is an amenable number.

2136646352205 is a deficient number, since it is larger than the sum of its proper divisors (1611821250675).

2136646352205 is a wasteful number, since it uses less digits than its factorization.

2136646352205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49930 (or 49927 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 45.

The spelling of 2136646352205 in words is "two trillion, one hundred thirty-six billion, six hundred forty-six million, three hundred fifty-two thousand, two hundred five".