13250626643 has 2 divisors, whose sum is σ = 13250626644. Its totient is φ = 13250626642.

The previous prime is 13250626633. The next prime is 13250626667. The reversal of 13250626643 is 34662605231.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (34662605231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13250626643 - 2⁶ = 13250626579 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13250626597 and 13250626606.

It is not a weakly prime, because it can be changed into another prime (13250626633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6625313321 + 6625313322.

It is an arithmetic number, because the mean of its divisors is an integer number (6625313322).

Almost surely, 2^13250626643 is an apocalyptic number.

13250626643 is a deficient number, since it is larger than the sum of its proper divisors (1).

13250626643 is an equidigital number, since it uses as much as digits as its factorization.

13250626643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 13250626643 in words is "thirteen billion, two hundred fifty million, six hundred twenty-six thousand, six hundred forty-three".