36640901592857 has 4 divisors (see below), whose sum is σ = 38796248745396. Its totient is φ = 34485554440320.

The previous prime is 36640901592829. The next prime is 36640901592881. The reversal of 36640901592857 is 75829510904663.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11546703025936 + 25094198566921 = 3398044^2 + 5009411^2 .

It is a cyclic number.

It is not a de Polignac number, because 36640901592857 - 2⁶ = 36640901592793 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36640901592793 and 36640901592802.

It is not an unprimeable number, because it can be changed into a prime (36640901592257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1077673576244 + ... + 1077673576277.

It is an arithmetic number, because the mean of its divisors is an integer number (9699062186349).

It is a 1-persistent number, because it is pandigital, but 2⋅36640901592857 = 73281803185714 is not.

Almost surely, 2^{36640901592857} is an apocalyptic number.

It is an amenable number.

36640901592857 is a deficient number, since it is larger than the sum of its proper divisors (2155347152539).

36640901592857 is a wasteful number, since it uses less digits than its factorization.

36640901592857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2155347152538.

The product of its (nonzero) digits is 97977600, while the sum is 65.

The spelling of 36640901592857 in words is "thirty-six trillion, six hundred forty billion, nine hundred one million, five hundred ninety-two thousand, eight hundred fifty-seven".