422182722645 has 16 divisors (see below), whose sum is σ = 750547062720. Its totient is φ = 225164118672.

The previous prime is 422182722631. The next prime is 422182722683. The reversal of 422182722645 is 546227281224.

422182722645 is a `hidden beast` number, since 422 + 182 + 7 + 2 + 2 + 6 + 45 = 666.

It is not a de Polignac number, because 422182722645 - 2⁵ = 422182722613 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 422182722645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1563639579 + ... + 1563639848.

It is an arithmetic number, because the mean of its divisors is an integer number (46909191420).

Almost surely, 2^422182722645 is an apocalyptic number.

422182722645 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

422182722645 is a deficient number, since it is larger than the sum of its proper divisors (328364340075).

422182722645 is a wasteful number, since it uses less digits than its factorization.

422182722645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3127279441 (or 3127279435 counting only the distinct ones).

The product of its digits is 860160, while the sum is 45.

The spelling of 422182722645 in words is "four hundred twenty-two billion, one hundred eighty-two million, seven hundred twenty-two thousand, six hundred forty-five".