478080663 has 16 divisors (see below), whose sum is σ = 668605440. Its totient is φ = 303505056.

The previous prime is 478080661. The next prime is 478080683. The reversal of 478080663 is 366080874.

It is not a de Polignac number, because 478080663 - 2¹ = 478080661 is a prime.

It is a super-2 number, since 2×478080663² = 457122240669039138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478080661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40603 + ... + 51036.

It is an arithmetic number, because the mean of its divisors is an integer number (41787840).

Almost surely, 2^478080663 is an apocalyptic number.

478080663 is a deficient number, since it is larger than the sum of its proper divisors (190524777).

478080663 is a wasteful number, since it uses less digits than its factorization.

478080663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91726.

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 478080663 is about 21865.0557511295. The cubic root of 478080663 is about 781.9285299334.

The spelling of 478080663 in words is "four hundred seventy-eight million, eighty thousand, six hundred sixty-three".