42222477528 has 256 divisors, whose sum is σ = 146567577600. Its totient is φ = 10941194880.

The previous prime is 42222477491. The next prime is 42222477571. The reversal of 42222477528 is 82577422224.

It is a happy number.

42222477528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7697875 + ... + 7703357.

It is an arithmetic number, because the mean of its divisors is an integer number (572529600).

Almost surely, 2^42222477528 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 42222477528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73283788800).

42222477528 is an abundant number, since it is smaller than the sum of its proper divisors (104345100072).

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

42222477528 is a wasteful number, since it uses less digits than its factorization.

42222477528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5979 (or 5969 counting only the distinct ones).

The product of its digits is 1003520, while the sum is 45.

The spelling of 42222477528 in words is "forty-two billion, two hundred twenty-two million, four hundred seventy-seven thousand, five hundred twenty-eight".