12622599673 has 2 divisors, whose sum is σ = 12622599674. Its totient is φ = 12622599672.

The previous prime is 12622599581. The next prime is 12622599677. The reversal of 12622599673 is 37699522621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10214538489 + 2408061184 = 101067^2 + 49072^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12622599673 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12622599673.

It is not a weakly prime, because it can be changed into another prime (12622599677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6311299836 + 6311299837.

It is an arithmetic number, because the mean of its divisors is an integer number (6311299837).

Almost surely, 2^12622599673 is an apocalyptic number.

It is an amenable number.

12622599673 is a deficient number, since it is larger than the sum of its proper divisors (1).

12622599673 is an equidigital number, since it uses as much as digits as its factorization.

12622599673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2449440, while the sum is 52.

The spelling of 12622599673 in words is "twelve billion, six hundred twenty-two million, five hundred ninety-nine thousand, six hundred seventy-three".