36080443657 has 2 divisors, whose sum is σ = 36080443658. Its totient is φ = 36080443656.

The previous prime is 36080443639. The next prime is 36080443681. The reversal of 36080443657 is 75634408063.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28225344016 + 7855099641 = 168004^2 + 88629^2 .

It is a cyclic number.

It is not a de Polignac number, because 36080443657 - 2³⁵ = 1720705289 is a prime.

It is not a weakly prime, because it can be changed into another prime (36080443057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18040221828 + 18040221829.

It is an arithmetic number, because the mean of its divisors is an integer number (18040221829).

Almost surely, 2^36080443657 is an apocalyptic number.

It is an amenable number.

36080443657 is a deficient number, since it is larger than the sum of its proper divisors (1).

36080443657 is an equidigital number, since it uses as much as digits as its factorization.

36080443657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 36080443657 in words is "thirty-six billion, eighty million, four hundred forty-three thousand, six hundred fifty-seven".