44004967913 has 2 divisors, whose sum is σ = 44004967914. Its totient is φ = 44004967912.

The previous prime is 44004967901. The next prime is 44004967927. The reversal of 44004967913 is 31976940044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43920842329 + 84125584 = 209573^2 + 9172^2 .

It is a cyclic number.

It is not a de Polignac number, because 44004967913 - 2¹² = 44004963817 is a prime.

It is not a weakly prime, because it can be changed into another prime (44004967813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22002483956 + 22002483957.

It is an arithmetic number, because the mean of its divisors is an integer number (22002483957).

Almost surely, 2^44004967913 is an apocalyptic number.

It is an amenable number.

44004967913 is a deficient number, since it is larger than the sum of its proper divisors (1).

44004967913 is an equidigital number, since it uses as much as digits as its factorization.

44004967913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 44004967913 in words is "forty-four billion, four million, nine hundred sixty-seven thousand, nine hundred thirteen".