36916422649 has 2 divisors, whose sum is σ = 36916422650. Its totient is φ = 36916422648.

The previous prime is 36916422623. The next prime is 36916422671. The reversal of 36916422649 is 94622461963.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36674931049 + 241491600 = 191507^2 + 15540^2 .

It is a cyclic number.

It is not a de Polignac number, because 36916422649 - 2⁵ = 36916422617 is a prime.

It is a super-2 number, since 2×36916422649² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 36916422596 and 36916422605.

It is not a weakly prime, because it can be changed into another prime (36916422689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18458211324 + 18458211325.

It is an arithmetic number, because the mean of its divisors is an integer number (18458211325).

Almost surely, 2^36916422649 is an apocalyptic number.

It is an amenable number.

36916422649 is a deficient number, since it is larger than the sum of its proper divisors (1).

36916422649 is an equidigital number, since it uses as much as digits as its factorization.

36916422649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3359232, while the sum is 52.

The spelling of 36916422649 in words is "thirty-six billion, nine hundred sixteen million, four hundred twenty-two thousand, six hundred forty-nine".