422632646652 has 48 divisors (see below), whose sum is σ = 1039022216960. Its totient is φ = 133337311488.

The previous prime is 422632646641. The next prime is 422632646659. The reversal of 422632646652 is 256646236224.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422632646659) 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, 629533 + ... + 1114260.

Almost surely, 2^422632646652 is an apocalyptic number.

It is an amenable number.

422632646652 is an abundant number, since it is smaller than the sum of its proper divisors (616389570308).

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

422632646652 is a wasteful number, since it uses less digits than its factorization.

422632646652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1744882 (or 1744880 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 48.

The spelling of 422632646652 in words is "four hundred twenty-two billion, six hundred thirty-two million, six hundred forty-six thousand, six hundred fifty-two".