422266816215 has 48 divisors (see below), whose sum is σ = 747619891200. Its totient is φ = 220382559936.

The previous prime is 422266816183. The next prime is 422266816217. The reversal of 422266816215 is 512618662224.

422266816215 is a `hidden beast` number, since 422 + 2 + 6 + 6 + 8 + 1 + 6 + 215 = 666.

It is not a de Polignac number, because 422266816215 - 2⁵ = 422266816183 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422266816217) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18640866 + ... + 18663504.

It is an arithmetic number, because the mean of its divisors is an integer number (15575414400).

Almost surely, 2^422266816215 is an apocalyptic number.

422266816215 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

422266816215 is a deficient number, since it is larger than the sum of its proper divisors (325353074985).

422266816215 is a wasteful number, since it uses less digits than its factorization.

422266816215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31516 (or 31513 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The spelling of 422266816215 in words is "four hundred twenty-two billion, two hundred sixty-six million, eight hundred sixteen thousand, two hundred fifteen".