5634686459 has 2 divisors, whose sum is σ = 5634686460. Its totient is φ = 5634686458.

The previous prime is 5634686429. The next prime is 5634686479. The reversal of 5634686459 is 9546864365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5634686459 - 2¹² = 5634682363 is a prime.

It is not a weakly prime, because it can be changed into another prime (5634686429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2817343229 + 2817343230.

It is an arithmetic number, because the mean of its divisors is an integer number (2817343230).

Almost surely, 2^5634686459 is an apocalyptic number.

5634686459 is a deficient number, since it is larger than the sum of its proper divisors (1).

5634686459 is an equidigital number, since it uses as much as digits as its factorization.

5634686459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18662400, while the sum is 56.

The square root of 5634686459 is about 75064.5486165074. The cubic root of 5634686459 is about 1779.4669172290.

The spelling of 5634686459 in words is "five billion, six hundred thirty-four million, six hundred eighty-six thousand, four hundred fifty-nine".