479342778337 has 2 divisors, whose sum is σ = 479342778338. Its totient is φ = 479342778336.

The previous prime is 479342778331. The next prime is 479342778353. The reversal of 479342778337 is 733877243974.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 374049667216 + 105293111121 = 611596^2 + 324489^2 .

It is a cyclic number.

It is not a de Polignac number, because 479342778337 - 2³ = 479342778329 is a prime.

It is not a weakly prime, because it can be changed into another prime (479342778331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239671389168 + 239671389169.

It is an arithmetic number, because the mean of its divisors is an integer number (239671389169).

Almost surely, 2^479342778337 is an apocalyptic number.

It is an amenable number.

479342778337 is a deficient number, since it is larger than the sum of its proper divisors (1).

479342778337 is an equidigital number, since it uses as much as digits as its factorization.

479342778337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 149361408, while the sum is 64.

The spelling of 479342778337 in words is "four hundred seventy-nine billion, three hundred forty-two million, seven hundred seventy-eight thousand, three hundred thirty-seven".