463632779 has 2 divisors, whose sum is σ = 463632780. Its totient is φ = 463632778.

The previous prime is 463632749. The next prime is 463632803. The reversal of 463632779 is 977236364.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-463632779 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (463632749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231816389 + 231816390.

It is an arithmetic number, because the mean of its divisors is an integer number (231816390).

Almost surely, 2^463632779 is an apocalyptic number.

463632779 is a deficient number, since it is larger than the sum of its proper divisors (1).

463632779 is an equidigital number, since it uses as much as digits as its factorization.

463632779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1143072, while the sum is 47.

The square root of 463632779 is about 21532.1336378911. The cubic root of 463632779 is about 773.9710404315.

The spelling of 463632779 in words is "four hundred sixty-three million, six hundred thirty-two thousand, seven hundred seventy-nine".