8463666422 has 16 divisors (see below), whose sum is σ = 12898152960. Its totient is φ = 4164631848.

The previous prime is 8463666397. The next prime is 8463666473. The reversal of 8463666422 is 2246663648.

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, 38738 + ... + 135749.

It is an arithmetic number, because the mean of its divisors is an integer number (806134560).

Almost surely, 2^8463666422 is an apocalyptic number.

8463666422 is a deficient number, since it is larger than the sum of its proper divisors (4434486538).

8463666422 is a wasteful number, since it uses less digits than its factorization.

8463666422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174875.

The product of its digits is 1990656, while the sum is 47.

The square root of 8463666422 is about 91998.1870582241. The cubic root of 8463666422 is about 2037.9155324576.

The spelling of 8463666422 in words is "eight billion, four hundred sixty-three million, six hundred sixty-six thousand, four hundred twenty-two".