13626607069 has 2 divisors, whose sum is σ = 13626607070. Its totient is φ = 13626607068.

The previous prime is 13626607037. The next prime is 13626607079. The reversal of 13626607069 is 96070662631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11979302500 + 1647304569 = 109450^2 + 40587^2 .

It is a cyclic number.

It is not a de Polignac number, because 13626607069 - 2⁵ = 13626607037 is a prime.

It is a super-2 number, since 2×13626607069² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13626607009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6813303534 + 6813303535.

It is an arithmetic number, because the mean of its divisors is an integer number (6813303535).

Almost surely, 2^13626607069 is an apocalyptic number.

It is an amenable number.

13626607069 is a deficient number, since it is larger than the sum of its proper divisors (1).

13626607069 is an equidigital number, since it uses as much as digits as its factorization.

13626607069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 46.

The spelling of 13626607069 in words is "thirteen billion, six hundred twenty-six million, six hundred seven thousand, sixty-nine".