36005671601 has 2 divisors, whose sum is σ = 36005671602. Its totient is φ = 36005671600.

The previous prime is 36005671591. The next prime is 36005671621. The reversal of 36005671601 is 10617650063.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25161573376 + 10844098225 = 158624^2 + 104135^2 .

It is a cyclic number.

It is not a de Polignac number, because 36005671601 - 2³⁴ = 18825802417 is a prime.

It is not a weakly prime, because it can be changed into another prime (36005671621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18002835800 + 18002835801.

It is an arithmetic number, because the mean of its divisors is an integer number (18002835801).

Almost surely, 2^36005671601 is an apocalyptic number.

It is an amenable number.

36005671601 is a deficient number, since it is larger than the sum of its proper divisors (1).

36005671601 is an equidigital number, since it uses as much as digits as its factorization.

36005671601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 35.

The spelling of 36005671601 in words is "thirty-six billion, five million, six hundred seventy-one thousand, six hundred one".