36640354823 has 2 divisors, whose sum is σ = 36640354824. Its totient is φ = 36640354822.

The previous prime is 36640354763. The next prime is 36640354841. The reversal of 36640354823 is 32845304663.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36640354823 - 2²⁴ = 36623577607 is a prime.

It is a super-2 number, since 2×36640354823² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36640354873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18320177411 + 18320177412.

It is an arithmetic number, because the mean of its divisors is an integer number (18320177412).

Almost surely, 2^36640354823 is an apocalyptic number.

36640354823 is a deficient number, since it is larger than the sum of its proper divisors (1).

36640354823 is an equidigital number, since it uses as much as digits as its factorization.

36640354823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 36640354823 in words is "thirty-six billion, six hundred forty million, three hundred fifty-four thousand, eight hundred twenty-three".