422664862807 has 4 divisors (see below), whose sum is σ = 461088941256. Its totient is φ = 384240784360.

The previous prime is 422664862769. The next prime is 422664862817. The reversal of 422664862807 is 708268466224.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422664862807 - 2¹⁵ = 422664830039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422664862817) 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, 19212039208 + ... + 19212039229.

It is an arithmetic number, because the mean of its divisors is an integer number (115272235314).

Almost surely, 2^422664862807 is an apocalyptic number.

422664862807 is a deficient number, since it is larger than the sum of its proper divisors (38424078449).

422664862807 is a wasteful number, since it uses less digits than its factorization.

422664862807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38424078448.

The product of its (nonzero) digits is 12386304, while the sum is 55.

The spelling of 422664862807 in words is "four hundred twenty-two billion, six hundred sixty-four million, eight hundred sixty-two thousand, eight hundred seven".