2136843723377 has 8 divisors (see below), whose sum is σ = 2331113403360. Its totient is φ = 1942575903360.

The previous prime is 2136843723347. The next prime is 2136843723409. The reversal of 2136843723377 is 7733273486312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2136843723377 - 2²² = 2136839529073 is a prime.

It is a super-2 number, since 2×2136843723377² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2136843723347) 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, 3178433 + ... + 3791585.

It is an arithmetic number, because the mean of its divisors is an integer number (291389175420).

Almost surely, 2^{2136843723377} is an apocalyptic number.

It is an amenable number.

2136843723377 is a deficient number, since it is larger than the sum of its proper divisors (194269679983).

2136843723377 is a wasteful number, since it uses less digits than its factorization.

2136843723377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929983.

The product of its digits is 21337344, while the sum is 56.

The spelling of 2136843723377 in words is "two trillion, one hundred thirty-six billion, eight hundred forty-three million, seven hundred twenty-three thousand, three hundred seventy-seven".