36359311781 has 16 divisors (see below), whose sum is σ = 39630864000. Its totient is φ = 33157131840.

The previous prime is 36359311733. The next prime is 36359311831. The reversal of 36359311781 is 18711395363.

36359311781 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 36359311781 - 2⁶ = 36359311717 is a prime.

It is a super-2 number, since 2×36359311781² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36359371781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 531470 + ... + 595968.

It is an arithmetic number, because the mean of its divisors is an integer number (2476929000).

Almost surely, 2^36359311781 is an apocalyptic number.

It is an amenable number.

36359311781 is a deficient number, since it is larger than the sum of its proper divisors (3271552219).

36359311781 is a wasteful number, since it uses less digits than its factorization.

36359311781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65036.

The product of its digits is 408240, while the sum is 47.

The spelling of 36359311781 in words is "thirty-six billion, three hundred fifty-nine million, three hundred eleven thousand, seven hundred eighty-one".