36574816687 has 2 divisors, whose sum is σ = 36574816688. Its totient is φ = 36574816686.

The previous prime is 36574816627. The next prime is 36574816703. The reversal of 36574816687 is 78661847563.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36574816687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36574816627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18287408343 + 18287408344.

It is an arithmetic number, because the mean of its divisors is an integer number (18287408344).

Almost surely, 2^36574816687 is an apocalyptic number.

36574816687 is a deficient number, since it is larger than the sum of its proper divisors (1).

36574816687 is an equidigital number, since it uses as much as digits as its factorization.

36574816687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40642560, while the sum is 61.

The spelling of 36574816687 in words is "thirty-six billion, five hundred seventy-four million, eight hundred sixteen thousand, six hundred eighty-seven".