422786481876 has 180 divisors, whose sum is σ = 1222921231840. Its totient is φ = 127266876000.

The previous prime is 422786481863. The next prime is 422786481877. The reversal of 422786481876 is 678184687224.

422786481876 is a `hidden beast` number, since 4 + 2 + 2 + 7 + 86 + 481 + 8 + 76 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422786481877) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 5884095 + ... + 5955513.

Almost surely, 2^422786481876 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 422786481876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (611460615920).

422786481876 is an abundant number, since it is smaller than the sum of its proper divisors (800134749964).

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

422786481876 is a wasteful number, since it uses less digits than its factorization.

422786481876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71608 (or 71586 counting only the distinct ones).

The product of its digits is 57802752, while the sum is 63.

The spelling of 422786481876 in words is "four hundred twenty-two billion, seven hundred eighty-six million, four hundred eighty-one thousand, eight hundred seventy-six".