12624660439 has 2 divisors, whose sum is σ = 12624660440. Its totient is φ = 12624660438.

The previous prime is 12624660397. The next prime is 12624660481. The reversal of 12624660439 is 93406642621.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (12624660397) and next prime (12624660481).

It is an emirp because it is prime and its reverse (93406642621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12624660439 - 2¹⁵ = 12624627671 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12624660395 and 12624660404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12621660439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6312330219 + 6312330220.

It is an arithmetic number, because the mean of its divisors is an integer number (6312330220).

Almost surely, 2^12624660439 is an apocalyptic number.

12624660439 is a deficient number, since it is larger than the sum of its proper divisors (1).

12624660439 is an equidigital number, since it uses as much as digits as its factorization.

12624660439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 12624660439 in words is "twelve billion, six hundred twenty-four million, six hundred sixty thousand, four hundred thirty-nine".