2136391982292 has 12 divisors (see below), whose sum is σ = 4984914625376. Its totient is φ = 712130660760.

The previous prime is 2136391982269. The next prime is 2136391982297. The reversal of 2136391982292 is 2922891936312.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136391982297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89016332584 + ... + 89016332607.

Almost surely, 2^{2136391982292} is an apocalyptic number.

It is an amenable number.

2136391982292 is an abundant number, since it is smaller than the sum of its proper divisors (2848522643084).

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

2136391982292 is a wasteful number, since it uses less digits than its factorization.

2136391982292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178032665198 (or 178032665196 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 57.

The spelling of 2136391982292 in words is "two trillion, one hundred thirty-six billion, three hundred ninety-one million, nine hundred eighty-two thousand, two hundred ninety-two".