422718163560 has 1536 divisors, whose sum is σ = 1853161390080. Its totient is φ = 84130099200.

The previous prime is 422718163541. The next prime is 422718163597. The reversal of 422718163560 is 65361817224.

422718163560 is a `hidden beast` number, since 4 + 2 + 2 + 7 + 1 + 8 + 1 + 635 + 6 + 0 = 666.

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 383 ways as a sum of consecutive naturals, for example, 2145777382 + ... + 2145777578.

It is an arithmetic number, because the mean of its divisors is an integer number (1206485280).

Almost surely, 2^422718163560 is an apocalyptic number.

422718163560 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 422718163560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (926580695040).

422718163560 is an abundant number, since it is smaller than the sum of its proper divisors (1430443226520).

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

422718163560 is a wasteful number, since it uses less digits than its factorization.

422718163560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349 (or 333 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 422718163560 in words is "four hundred twenty-two billion, seven hundred eighteen million, one hundred sixty-three thousand, five hundred sixty".