477994463 has 2 divisors, whose sum is σ = 477994464. Its totient is φ = 477994462.

The previous prime is 477994417. The next prime is 477994471. The reversal of 477994463 is 364499774.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 477994463 - 2⁶ = 477994399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (477994483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238997231 + 238997232.

It is an arithmetic number, because the mean of its divisors is an integer number (238997232).

Almost surely, 2^477994463 is an apocalyptic number.

477994463 is a deficient number, since it is larger than the sum of its proper divisors (1).

477994463 is an equidigital number, since it uses as much as digits as its factorization.

477994463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4572288, while the sum is 53.

The square root of 477994463 is about 21863.0844804662. The cubic root of 477994463 is about 781.8815320829.

The spelling of 477994463 in words is "four hundred seventy-seven million, nine hundred ninety-four thousand, four hundred sixty-three".