461216216 has 32 divisors (see below), whose sum is σ = 900925200. Its totient is φ = 221160960.

The previous prime is 461216207. The next prime is 461216221. The reversal of 461216216 is 612612164.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7436 + ... + 31268.

Almost surely, 2^461216216 is an apocalyptic number.

It is an amenable number.

461216216 is a deficient number, since it is larger than the sum of its proper divisors (439708984).

461216216 is a wasteful number, since it uses less digits than its factorization.

461216216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23939 (or 23935 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 461216216 is about 21475.9450548748. The cubic root of 461216216 is about 772.6239910178.

The spelling of 461216216 in words is "four hundred sixty-one million, two hundred sixteen thousand, two hundred sixteen".