3649977445507 has 2 divisors, whose sum is σ = 3649977445508. Its totient is φ = 3649977445506.

The previous prime is 3649977445469. The next prime is 3649977445511. The reversal of 3649977445507 is 7055447799463.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3649977445507 - 2¹¹ = 3649977443459 is a prime.

It is not a weakly prime, because it can be changed into another prime (3649977445537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1824988722753 + 1824988722754.

It is an arithmetic number, because the mean of its divisors is an integer number (1824988722754).

Almost surely, 2^{3649977445507} is an apocalyptic number.

3649977445507 is a deficient number, since it is larger than the sum of its proper divisors (1).

3649977445507 is an equidigital number, since it uses as much as digits as its factorization.

3649977445507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 800150400, while the sum is 70.

The spelling of 3649977445507 in words is "three trillion, six hundred forty-nine billion, nine hundred seventy-seven million, four hundred forty-five thousand, five hundred seven".