36697561759 has 2 divisors, whose sum is σ = 36697561760. Its totient is φ = 36697561758.

The previous prime is 36697561739. The next prime is 36697561781. The reversal of 36697561759 is 95716579663.

36697561759 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36697561759 - 2⁹ = 36697561247 is a prime.

It is a super-2 number, since 2×36697561759² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36697561759.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36697561709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18348780879 + 18348780880.

It is an arithmetic number, because the mean of its divisors is an integer number (18348780880).

Almost surely, 2^36697561759 is an apocalyptic number.

36697561759 is a deficient number, since it is larger than the sum of its proper divisors (1).

36697561759 is an equidigital number, since it uses as much as digits as its factorization.

36697561759 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64297800, while the sum is 64.

The spelling of 36697561759 in words is "thirty-six billion, six hundred ninety-seven million, five hundred sixty-one thousand, seven hundred fifty-nine".