422447569560 has 256 divisors, whose sum is σ = 1452732825600. Its totient is φ = 109114200576.

The previous prime is 422447569553. The next prime is 422447569601. The reversal of 422447569560 is 65965744224.

422447569560 is a `hidden beast` number, since 4 + 2 + 2 + 4 + 4 + 75 + 6 + 9 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 422447569497 and 422447569506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8887377 + ... + 8934783.

It is an arithmetic number, because the mean of its divisors is an integer number (5674737600).

Almost surely, 2^422447569560 is an apocalyptic number.

422447569560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422447569560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (726366412800).

422447569560 is an abundant number, since it is smaller than the sum of its proper divisors (1030285256040).

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

422447569560 is a wasteful number, since it uses less digits than its factorization.

422447569560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47687 (or 47677 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 54.

The spelling of 422447569560 in words is "four hundred twenty-two billion, four hundred forty-seven million, five hundred sixty-nine thousand, five hundred sixty".