444460148413 has 2 divisors, whose sum is σ = 444460148414. Its totient is φ = 444460148412.

The previous prime is 444460148357. The next prime is 444460148423. The reversal of 444460148413 is 314841064444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312344618884 + 132115529529 = 558878^2 + 363477^2 .

It is a cyclic number.

It is not a de Polignac number, because 444460148413 - 2²⁵ = 444426593981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 444460148413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444460148423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222230074206 + 222230074207.

It is an arithmetic number, because the mean of its divisors is an integer number (222230074207).

Almost surely, 2^444460148413 is an apocalyptic number.

It is an amenable number.

444460148413 is a deficient number, since it is larger than the sum of its proper divisors (1).

444460148413 is an equidigital number, since it uses as much as digits as its factorization.

444460148413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 589824, while the sum is 43.

The spelling of 444460148413 in words is "four hundred forty-four billion, four hundred sixty million, one hundred forty-eight thousand, four hundred thirteen".