478692247559 has 2 divisors, whose sum is σ = 478692247560. Its totient is φ = 478692247558.

The previous prime is 478692247469. The next prime is 478692247571. The reversal of 478692247559 is 955742296874.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 478692247559 - 2²⁰ = 478691198983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478692247459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239346123779 + 239346123780.

It is an arithmetic number, because the mean of its divisors is an integer number (239346123780).

Almost surely, 2^478692247559 is an apocalyptic number.

478692247559 is a deficient number, since it is larger than the sum of its proper divisors (1).

478692247559 is an equidigital number, since it uses as much as digits as its factorization.

478692247559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 304819200, while the sum is 68.

The spelling of 478692247559 in words is "four hundred seventy-eight billion, six hundred ninety-two million, two hundred forty-seven thousand, five hundred fifty-nine".