2136366643674 has 16 divisors (see below), whose sum is σ = 4273146995040. Its totient is φ = 712053263280.

The previous prime is 2136366643561. The next prime is 2136366643679. The reversal of 2136366643674 is 4763466636312.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2136366643679) 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, 17170669 + ... + 17294640.

It is an arithmetic number, because the mean of its divisors is an integer number (267071687190).

Almost surely, 2^{2136366643674} is an apocalyptic number.

2136366643674 is an abundant number, since it is smaller than the sum of its proper divisors (2136780351366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2136366643674 is a wasteful number, since it uses less digits than its factorization.

2136366643674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34475645.

The product of its digits is 47029248, while the sum is 57.

The spelling of 2136366643674 in words is "two trillion, one hundred thirty-six billion, three hundred sixty-six million, six hundred forty-three thousand, six hundred seventy-four".