423422124042216 has 128 divisors (see below), whose sum is σ = 1146303871534080. Its totient is φ = 129562974683136.

The previous prime is 423422124042133. The next prime is 423422124042217. The reversal of 423422124042216 is 612240421224324.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (423422124042217) 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, 44321910 + ... + 53021466.

It is an arithmetic number, because the mean of its divisors is an integer number (8955498996360).

Almost surely, 2^{423422124042216} 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 423422124042216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (573151935767040).

423422124042216 is an abundant number, since it is smaller than the sum of its proper divisors (722881747491864).

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

423422124042216 is a wasteful number, since it uses less digits than its factorization.

423422124042216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8700443 (or 8700439 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 39.

The spelling of 423422124042216 in words is "four hundred twenty-three trillion, four hundred twenty-two billion, one hundred twenty-four million, forty-two thousand, two hundred sixteen".