634116365329 has 2 divisors, whose sum is σ = 634116365330. Its totient is φ = 634116365328.

The previous prime is 634116365287. The next prime is 634116365371. The reversal of 634116365329 is 923563611436.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (634116365287) and next prime (634116365371).

It can be written as a sum of positive squares in only one way, i.e., 540372010000 + 93744355329 = 735100^2 + 306177^2 .

It is a cyclic number.

It is not a de Polignac number, because 634116365329 - 2³¹ = 631968881681 is a prime.

It is not a weakly prime, because it can be changed into another prime (634116365429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317058182664 + 317058182665.

It is an arithmetic number, because the mean of its divisors is an integer number (317058182665).

Almost surely, 2^634116365329 is an apocalyptic number.

It is an amenable number.

634116365329 is a deficient number, since it is larger than the sum of its proper divisors (1).

634116365329 is an equidigital number, since it uses as much as digits as its factorization.

634116365329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2099520, while the sum is 49.

The spelling of 634116365329 in words is "six hundred thirty-four billion, one hundred sixteen million, three hundred sixty-five thousand, three hundred twenty-nine".