422495045280 has 1536 divisors, whose sum is σ = 1897334046720. Its totient is φ = 85279703040.

The previous prime is 422495045261. The next prime is 422495045293. The reversal of 422495045280 is 82540594224.

422495045280 is a `hidden beast` number, since 4 + 22 + 49 + 504 + 5 + 2 + 80 = 666.

It is a super-2 number, since 2×422495045280² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 3083905372 + ... + 3083905508.

It is an arithmetic number, because the mean of its divisors is an integer number (1235243520).

Almost surely, 2^422495045280 is an apocalyptic number.

422495045280 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 422495045280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (948667023360).

422495045280 is an abundant number, since it is smaller than the sum of its proper divisors (1474839001440).

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

422495045280 is a wasteful number, since it uses less digits than its factorization.

422495045280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379 (or 365 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 45.

The spelling of 422495045280 in words is "four hundred twenty-two billion, four hundred ninety-five million, forty-five thousand, two hundred eighty".