629345825897 has 2 divisors, whose sum is σ = 629345825898. Its totient is φ = 629345825896.

The previous prime is 629345825873. The next prime is 629345825957. The reversal of 629345825897 is 798528543926.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 433248302656 + 196097523241 = 658216^2 + 442829^2 .

It is a cyclic number.

It is not a de Polignac number, because 629345825897 - 2⁶ = 629345825833 is a prime.

It is not a weakly prime, because it can be changed into another prime (629345825497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314672912948 + 314672912949.

It is an arithmetic number, because the mean of its divisors is an integer number (314672912949).

Almost surely, 2^629345825897 is an apocalyptic number.

It is an amenable number.

629345825897 is a deficient number, since it is larger than the sum of its proper divisors (1).

629345825897 is an equidigital number, since it uses as much as digits as its factorization.

629345825897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 261273600, while the sum is 68.

The spelling of 629345825897 in words is "six hundred twenty-nine billion, three hundred forty-five million, eight hundred twenty-five thousand, eight hundred ninety-seven".