3664135251629 has 2 divisors, whose sum is σ = 3664135251630. Its totient is φ = 3664135251628.

The previous prime is 3664135251607. The next prime is 3664135251653. The reversal of 3664135251629 is 9261525314663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3389557155625 + 274578096004 = 1841075^2 + 524002^2 .

It is a cyclic number.

It is not a de Polignac number, because 3664135251629 - 2²⁸ = 3663866816173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3666135251629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1832067625814 + 1832067625815.

It is an arithmetic number, because the mean of its divisors is an integer number (1832067625815).

Almost surely, 2^{3664135251629} is an apocalyptic number.

It is an amenable number.

3664135251629 is a deficient number, since it is larger than the sum of its proper divisors (1).

3664135251629 is an equidigital number, since it uses as much as digits as its factorization.

3664135251629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6998400, while the sum is 53.

The spelling of 3664135251629 in words is "three trillion, six hundred sixty-four billion, one hundred thirty-five million, two hundred fifty-one thousand, six hundred twenty-nine".