12958668799 has 2 divisors, whose sum is σ = 12958668800. Its totient is φ = 12958668798.

The previous prime is 12958668733. The next prime is 12958668839. The reversal of 12958668799 is 99786685921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12958668799 - 2¹³ = 12958660607 is a prime.

It is a super-2 number, since 2×12958668799² (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 (12958668199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6479334399 + 6479334400.

It is an arithmetic number, because the mean of its divisors is an integer number (6479334400).

Almost surely, 2^12958668799 is an apocalyptic number.

12958668799 is a deficient number, since it is larger than the sum of its proper divisors (1).

12958668799 is an equidigital number, since it uses as much as digits as its factorization.

12958668799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 117573120, while the sum is 70.

The spelling of 12958668799 in words is "twelve billion, nine hundred fifty-eight million, six hundred sixty-eight thousand, seven hundred ninety-nine".