422125438560 has 384 divisors, whose sum is σ = 1548053627904. Its totient is φ = 94693294080.

The previous prime is 422125438549. The next prime is 422125438589. The reversal of 422125438560 is 65834521224.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63255384 + ... + 63262056.

It is an arithmetic number, because the mean of its divisors is an integer number (4031389656).

Almost surely, 2^422125438560 is an apocalyptic number.

422125438560 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 422125438560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (774026813952).

422125438560 is an abundant number, since it is smaller than the sum of its proper divisors (1125928189344).

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

422125438560 is a wasteful number, since it uses less digits than its factorization.

422125438560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7046 (or 7038 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 42.

Adding to 422125438560 its reverse (65834521224), we get a palindrome (487959959784).

The spelling of 422125438560 in words is "four hundred twenty-two billion, one hundred twenty-five million, four hundred thirty-eight thousand, five hundred sixty".