12736163551 has 2 divisors, whose sum is σ = 12736163552. Its totient is φ = 12736163550.

The previous prime is 12736163549. The next prime is 12736163567. The reversal of 12736163551 is 15536163721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12736163551 - 2¹ = 12736163549 is a prime.

Together with 12736163549, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12736163591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6368081775 + 6368081776.

It is an arithmetic number, because the mean of its divisors is an integer number (6368081776).

Almost surely, 2^12736163551 is an apocalyptic number.

12736163551 is a deficient number, since it is larger than the sum of its proper divisors (1).

12736163551 is an equidigital number, since it uses as much as digits as its factorization.

12736163551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 113400, while the sum is 40.

The spelling of 12736163551 in words is "twelve billion, seven hundred thirty-six million, one hundred sixty-three thousand, five hundred fifty-one".