634018544713 has 2 divisors, whose sum is σ = 634018544714. Its totient is φ = 634018544712.

The previous prime is 634018544683. The next prime is 634018544777. The reversal of 634018544713 is 317445810436.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 619293450304 + 14725094409 = 786952^2 + 121347^2 .

It is a cyclic number.

It is not a de Polignac number, because 634018544713 - 2¹⁷ = 634018413641 is a prime.

It is not a weakly prime, because it can be changed into another prime (634018544113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317009272356 + 317009272357.

It is an arithmetic number, because the mean of its divisors is an integer number (317009272357).

Almost surely, 2^634018544713 is an apocalyptic number.

It is an amenable number.

634018544713 is a deficient number, since it is larger than the sum of its proper divisors (1).

634018544713 is an equidigital number, since it uses as much as digits as its factorization.

634018544713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 634018544713 in words is "six hundred thirty-four billion, eighteen million, five hundred forty-four thousand, seven hundred thirteen".