2136844092386 has 36 divisors (see below), whose sum is σ = 3268056108786. Its totient is φ = 1047697496640.

The previous prime is 2136844092371. The next prime is 2136844092391. The reversal of 2136844092386 is 6832904486312.

It can be written as a sum of positive squares in 3 ways, for example, as 1381257222361 + 755586870025 = 1175269^2 + 869245^2 .

It is a super-2 number, since 2×2136844092386² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5493172280 + ... + 5493172668.

Almost surely, 2^{2136844092386} is an apocalyptic number.

2136844092386 is a deficient number, since it is larger than the sum of its proper divisors (1131212016400).

2136844092386 is an frugal number, since it uses more digits than its factorization.

2136844092386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475 (or 775 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 56.

The spelling of 2136844092386 in words is "two trillion, one hundred thirty-six billion, eight hundred forty-four million, ninety-two thousand, three hundred eighty-six".