42226959488 has 128 divisors (see below), whose sum is σ = 102003916800. Its totient is φ = 17008911360.

The previous prime is 42226959451. The next prime is 42226959497. The reversal of 42226959488 is 88495962224.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×42226959488² (a number of 22 digits) contains 22 as substring.

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, 2152283 + ... + 2171813.

It is an arithmetic number, because the mean of its divisors is an integer number (796905600).

Almost surely, 2^42226959488 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 42226959488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51001958400).

42226959488 is an abundant number, since it is smaller than the sum of its proper divisors (59776957312).

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

42226959488 is a wasteful number, since it uses less digits than its factorization.

42226959488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19698 (or 19686 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 59.

The spelling of 42226959488 in words is "forty-two billion, two hundred twenty-six million, nine hundred fifty-nine thousand, four hundred eighty-eight".