12738862967 has 2 divisors, whose sum is σ = 12738862968. Its totient is φ = 12738862966.

The previous prime is 12738862951. The next prime is 12738862993. The reversal of 12738862967 is 76926883721.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12738862967 - 2⁴ = 12738862951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12738862067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6369431483 + 6369431484.

It is an arithmetic number, because the mean of its divisors is an integer number (6369431484).

Almost surely, 2^12738862967 is an apocalyptic number.

12738862967 is a deficient number, since it is larger than the sum of its proper divisors (1).

12738862967 is an equidigital number, since it uses as much as digits as its factorization.

12738862967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12192768, while the sum is 59.

The spelling of 12738862967 in words is "twelve billion, seven hundred thirty-eight million, eight hundred sixty-two thousand, nine hundred sixty-seven".