4033601445649 has 2 divisors, whose sum is σ = 4033601445650. Its totient is φ = 4033601445648.

The previous prime is 4033601445593. The next prime is 4033601445661. The reversal of 4033601445649 is 9465441063304.

4033601445649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3054752406225 + 978849039424 = 1747785^2 + 989368^2 .

It is a cyclic number.

It is not a de Polignac number, because 4033601445649 - 2²¹ = 4033599348497 is a prime.

It is not a weakly prime, because it can be changed into another prime (4033601445149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2016800722824 + 2016800722825.

It is an arithmetic number, because the mean of its divisors is an integer number (2016800722825).

Almost surely, 2^{4033601445649} is an apocalyptic number.

It is an amenable number.

4033601445649 is a deficient number, since it is larger than the sum of its proper divisors (1).

4033601445649 is an equidigital number, since it uses as much as digits as its factorization.

4033601445649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3732480, while the sum is 49.

The spelling of 4033601445649 in words is "four trillion, thirty-three billion, six hundred one million, four hundred forty-five thousand, six hundred forty-nine".