563322678 has 64 divisors (see below), whose sum is σ = 1226707200. Its totient is φ = 171884160.

The previous prime is 563322673. The next prime is 563322713. The reversal of 563322678 is 876223365.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563322673) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 409600 + ... + 410972.

It is an arithmetic number, because the mean of its divisors is an integer number (19167300).

Almost surely, 2^563322678 is an apocalyptic number.

563322678 is an abundant number, since it is smaller than the sum of its proper divisors (663384522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

563322678 is a wasteful number, since it uses less digits than its factorization.

563322678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517.

The product of its digits is 362880, while the sum is 42.

The square root of 563322678 is about 23734.4196895563. The cubic root of 563322678 is about 825.8840492146.

The spelling of 563322678 in words is "five hundred sixty-three million, three hundred twenty-two thousand, six hundred seventy-eight".