12634664551051 has 2 divisors, whose sum is σ = 12634664551052. Its totient is φ = 12634664551050.

The previous prime is 12634664550983. The next prime is 12634664551097. The reversal of 12634664551051 is 15015546643621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12634664551051 - 2²⁵ = 12634630996619 is a prime.

It is a super-3 number, since 3×12634664551051³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12634664550986 and 12634664551004.

It is not a weakly prime, because it can be changed into another prime (12634664551351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6317332275525 + 6317332275526.

It is an arithmetic number, because the mean of its divisors is an integer number (6317332275526).

Almost surely, 2^{12634664551051} is an apocalyptic number.

12634664551051 is a deficient number, since it is larger than the sum of its proper divisors (1).

12634664551051 is an equidigital number, since it uses as much as digits as its factorization.

12634664551051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592000, while the sum is 49.

The spelling of 12634664551051 in words is "twelve trillion, six hundred thirty-four billion, six hundred sixty-four million, five hundred fifty-one thousand, fifty-one".