36361565887 has 2 divisors, whose sum is σ = 36361565888. Its totient is φ = 36361565886.

The previous prime is 36361565857. The next prime is 36361565899. The reversal of 36361565887 is 78856516363.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36361565887 - 2²⁷ = 36227348159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36361565857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18180782943 + 18180782944.

It is an arithmetic number, because the mean of its divisors is an integer number (18180782944).

Almost surely, 2^36361565887 is an apocalyptic number.

36361565887 is a deficient number, since it is larger than the sum of its proper divisors (1).

36361565887 is an equidigital number, since it uses as much as digits as its factorization.

36361565887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21772800, while the sum is 58.

The spelling of 36361565887 in words is "thirty-six billion, three hundred sixty-one million, five hundred sixty-five thousand, eight hundred eighty-seven".