422635949912 has 16 divisors (see below), whose sum is σ = 864482625000. Its totient is φ = 192107249920.

The previous prime is 422635949899. The next prime is 422635949921. The reversal of 422635949912 is 219949536224.

It is a super-2 number, since 2×422635949912² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2401340537 + ... + 2401340712.

Almost surely, 2^422635949912 is an apocalyptic number.

It is an amenable number.

422635949912 is an abundant number, since it is smaller than the sum of its proper divisors (441846675088).

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

422635949912 is a wasteful number, since it uses less digits than its factorization.

422635949912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4802681266 (or 4802681262 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 56.

The spelling of 422635949912 in words is "four hundred twenty-two billion, six hundred thirty-five million, nine hundred forty-nine thousand, nine hundred twelve".