444516314513 has 2 divisors, whose sum is σ = 444516314514. Its totient is φ = 444516314512.

The previous prime is 444516314503. The next prime is 444516314527. The reversal of 444516314513 is 315413615444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 435305689729 + 9210624784 = 659777^2 + 95972^2 .

It is a cyclic number.

It is not a de Polignac number, because 444516314513 - 2²⁸ = 444247879057 is a prime.

It is not a weakly prime, because it can be changed into another prime (444516314503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222258157256 + 222258157257.

It is an arithmetic number, because the mean of its divisors is an integer number (222258157257).

Almost surely, 2^444516314513 is an apocalyptic number.

It is an amenable number.

444516314513 is a deficient number, since it is larger than the sum of its proper divisors (1).

444516314513 is an equidigital number, since it uses as much as digits as its factorization.

444516314513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 345600, while the sum is 41.

Adding to 444516314513 its reverse (315413615444), we get a palindrome (759929929957).

The spelling of 444516314513 in words is "four hundred forty-four billion, five hundred sixteen million, three hundred fourteen thousand, five hundred thirteen".