423569620212 has 96 divisors (see below), whose sum is σ = 1056678712320. Its totient is φ = 131736084480.

The previous prime is 423569620193. The next prime is 423569620219. The reversal of 423569620212 is 212026965324.

It is a super-2 number, since 2×423569620212² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423569620219) 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, 9103287 + ... + 9149697.

It is an arithmetic number, because the mean of its divisors is an integer number (11007069920).

Almost surely, 2^423569620212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423569620212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (528339356160).

423569620212 is an abundant number, since it is smaller than the sum of its proper divisors (633109092108).

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

423569620212 is a wasteful number, since it uses less digits than its factorization.

423569620212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47253 (or 47251 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 423569620212 in words is "four hundred twenty-three billion, five hundred sixty-nine million, six hundred twenty thousand, two hundred twelve".