663123466 has 8 divisors (see below), whose sum is σ = 998468064. Its totient is φ = 330300780.

The previous prime is 663123451. The next prime is 663123469. The reversal of 663123466 is 664321366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (663123469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629820 + ... + 630871.

It is an arithmetic number, because the mean of its divisors is an integer number (124808508).

Almost surely, 2^663123466 is an apocalyptic number.

663123466 is a deficient number, since it is larger than the sum of its proper divisors (335344598).

663123466 is a wasteful number, since it uses less digits than its factorization.

663123466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260956.

The product of its digits is 93312, while the sum is 37.

The square root of 663123466 is about 25751.1837786149. The cubic root of 663123466 is about 872.0300793779.

The spelling of 663123466 in words is "six hundred sixty-three million, one hundred twenty-three thousand, four hundred sixty-six".