463416561 has 12 divisors (see below), whose sum is σ = 674490960. Its totient is φ = 306585240.

The previous prime is 463416553. The next prime is 463416571. The reversal of 463416561 is 165614364.

It is a happy number.

463416561 is a `hidden beast` number, since 4 + 634 + 16 + 5 + 6 + 1 = 666.

It is not a de Polignac number, because 463416561 - 2³ = 463416553 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (463416521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 195351 + ... + 197708.

It is an arithmetic number, because the mean of its divisors is an integer number (56207580).

Almost surely, 2^463416561 is an apocalyptic number.

It is an amenable number.

463416561 is a deficient number, since it is larger than the sum of its proper divisors (211074399).

463416561 is a wasteful number, since it uses less digits than its factorization.

463416561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393196 (or 393193 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 463416561 is about 21527.1122308590. The cubic root of 463416561 is about 773.8507063373.

The spelling of 463416561 in words is "four hundred sixty-three million, four hundred sixteen thousand, five hundred sixty-one".