634586012293 has 2 divisors, whose sum is σ = 634586012294. Its totient is φ = 634586012292.

The previous prime is 634586012243. The next prime is 634586012299. The reversal of 634586012293 is 392210685436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 451862250849 + 182723761444 = 672207^2 + 427462^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-634586012293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (634586012299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317293006146 + 317293006147.

It is an arithmetic number, because the mean of its divisors is an integer number (317293006147).

Almost surely, 2^634586012293 is an apocalyptic number.

It is an amenable number.

634586012293 is a deficient number, since it is larger than the sum of its proper divisors (1).

634586012293 is an equidigital number, since it uses as much as digits as its factorization.

634586012293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 634586012293 in words is "six hundred thirty-four billion, five hundred eighty-six million, twelve thousand, two hundred ninety-three".