6450074267129 has 2 divisors, whose sum is σ = 6450074267130. Its totient is φ = 6450074267128.

The previous prime is 6450074267107. The next prime is 6450074267141. The reversal of 6450074267129 is 9217624700546.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5104671459904 + 1345402807225 = 2259352^2 + 1159915^2 .

It is a cyclic number.

It is not a de Polignac number, because 6450074267129 - 2¹² = 6450074263033 is a prime.

It is not a weakly prime, because it can be changed into another prime (6450074267029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3225037133564 + 3225037133565.

It is an arithmetic number, because the mean of its divisors is an integer number (3225037133565).

Almost surely, 2^{6450074267129} is an apocalyptic number.

It is an amenable number.

6450074267129 is a deficient number, since it is larger than the sum of its proper divisors (1).

6450074267129 is an equidigital number, since it uses as much as digits as its factorization.

6450074267129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 6450074267129 in words is "six trillion, four hundred fifty billion, seventy-four million, two hundred sixty-seven thousand, one hundred twenty-nine".