476648687243 has 2 divisors, whose sum is σ = 476648687244. Its totient is φ = 476648687242.

The previous prime is 476648687227. The next prime is 476648687297. The reversal of 476648687243 is 342786846674.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 476648687243 - 2⁴ = 476648687227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 476648687243.

It is not a weakly prime, because it can be changed into another prime (476648687443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238324343621 + 238324343622.

It is an arithmetic number, because the mean of its divisors is an integer number (238324343622).

Almost surely, 2^476648687243 is an apocalyptic number.

476648687243 is a deficient number, since it is larger than the sum of its proper divisors (1).

476648687243 is an equidigital number, since it uses as much as digits as its factorization.

476648687243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 260112384, while the sum is 65.

The spelling of 476648687243 in words is "four hundred seventy-six billion, six hundred forty-eight million, six hundred eighty-seven thousand, two hundred forty-three".