422603145030 has 128 divisors (see below), whose sum is σ = 1126134005760. Its totient is φ = 100629703040.

The previous prime is 422603145011. The next prime is 422603145037. The reversal of 422603145030 is 30541306224.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422603145037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25438987 + ... + 25455593.

It is an arithmetic number, because the mean of its divisors is an integer number (8797921920).

Almost surely, 2^422603145030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422603145030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (563067002880).

422603145030 is an abundant number, since it is smaller than the sum of its proper divisors (703530860730).

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

422603145030 is a wasteful number, since it uses less digits than its factorization.

422603145030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17994.

The product of its (nonzero) digits is 17280, while the sum is 30.

The spelling of 422603145030 in words is "four hundred twenty-two billion, six hundred three million, one hundred forty-five thousand, thirty".