422650771060 has 72 divisors (see below), whose sum is σ = 1033574921064. Its totient is φ = 144754525440.

The previous prime is 422650771033. The next prime is 422650771061. The reversal of 422650771060 is 60177056224.

It can be written as a sum of positive squares in 4 ways, for example, as 25997692644 + 396653078416 = 161238^2 + 629804^2 .

It is a super-2 number, since 2×422650771060² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422650771061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 693022 + ... + 1151338.

It is an arithmetic number, because the mean of its divisors is an integer number (14355207237).

Almost surely, 2^422650771060 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 422650771060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (516787460532).

422650771060 is an abundant number, since it is smaller than the sum of its proper divisors (610924150004).

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

422650771060 is a wasteful number, since it uses less digits than its factorization.

422650771060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459281 (or 459272 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 422650771060 in words is "four hundred twenty-two billion, six hundred fifty million, seven hundred seventy-one thousand, sixty".