422104443660 has 72 divisors (see below), whose sum is σ = 1282010826096. Its totient is φ = 112418121600.

The previous prime is 422104443637. The next prime is 422104443661. The reversal of 422104443660 is 66344401224.

422104443660 is a `hidden beast` number, since 4 + 2 + 210 + 4 + 4 + 436 + 6 + 0 = 666.

It is a super-2 number, since 2×422104443660² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (422104443661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1348191 + ... + 1631510.

It is an arithmetic number, because the mean of its divisors is an integer number (17805705918).

Almost surely, 2^422104443660 is an apocalyptic number.

It is an amenable number.

422104443660 is an abundant number, since it is smaller than the sum of its proper divisors (859906382436).

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

422104443660 is a wasteful number, since it uses less digits than its factorization.

422104443660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2980503 (or 2980498 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 422104443660 its reverse (66344401224), we get a palindrome (488448844884).

The spelling of 422104443660 in words is "four hundred twenty-two billion, one hundred four million, four hundred forty-three thousand, six hundred sixty".