36675577557691 has 2 divisors, whose sum is σ = 36675577557692. Its totient is φ = 36675577557690.

The previous prime is 36675577557653. The next prime is 36675577557793. The reversal of 36675577557691 is 19675577557663.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36675577557691 - 2¹⁷ = 36675577426619 is a prime.

It is not a weakly prime, because it can be changed into another prime (36675577557611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18337788778845 + 18337788778846.

It is an arithmetic number, because the mean of its divisors is an integer number (18337788778846).

Almost surely, 2^{36675577557691} is an apocalyptic number.

36675577557691 is a deficient number, since it is larger than the sum of its proper divisors (1).

36675577557691 is an equidigital number, since it uses as much as digits as its factorization.

36675577557691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8751645000, while the sum is 79.

The spelling of 36675577557691 in words is "thirty-six trillion, six hundred seventy-five billion, five hundred seventy-seven million, five hundred fifty-seven thousand, six hundred ninety-one".