36446402216009 has 2 divisors, whose sum is σ = 36446402216010. Its totient is φ = 36446402216008.

The previous prime is 36446402215907. The next prime is 36446402216057. The reversal of 36446402216009 is 90061220464463.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26616797767609 + 9829604448400 = 5159147^2 + 3135220^2 .

It is a cyclic number.

It is not a de Polignac number, because 36446402216009 - 2³⁶ = 36377682739273 is a prime.

It is a super-2 number, since 2×36446402216009² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36446402216069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18223201108004 + 18223201108005.

It is an arithmetic number, because the mean of its divisors is an integer number (18223201108005).

Almost surely, 2^{36446402216009} is an apocalyptic number.

It is an amenable number.

36446402216009 is a deficient number, since it is larger than the sum of its proper divisors (1).

36446402216009 is an equidigital number, since it uses as much as digits as its factorization.

36446402216009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 47.

The spelling of 36446402216009 in words is "thirty-six trillion, four hundred forty-six billion, four hundred two million, two hundred sixteen thousand, nine".