422380040166 has 96 divisors (see below), whose sum is σ = 1079873353728. Its totient is φ = 116760994560.

The previous prime is 422380040161. The next prime is 422380040183. The reversal of 422380040166 is 661040083224.

422380040166 is a `hidden beast` number, since 422 + 38 + 0 + 0 + 40 + 166 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 422380040166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422380040161) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23126110 + ... + 23144366.

It is an arithmetic number, because the mean of its divisors is an integer number (11248680768).

Almost surely, 2^422380040166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422380040166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (539936676864).

422380040166 is an abundant number, since it is smaller than the sum of its proper divisors (657493313562).

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

422380040166 is a wasteful number, since it uses less digits than its factorization.

422380040166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24226 (or 24223 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 422380040166 in words is "four hundred twenty-two billion, three hundred eighty million, forty thousand, one hundred sixty-six".