42522440000 has 140 divisors (see below), whose sum is σ = 111646077444. Its totient is φ = 16008192000.

The previous prime is 42522439991. The next prime is 42522440029. The reversal of 42522440000 is 4422524.

It can be written as a sum of positive squares in 10 ways, for example, as 21178398784 + 21344041216 = 145528^2 + 146096^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 648734 + ... + 711266.

Almost surely, 2^42522440000 is an apocalyptic number.

42522440000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42522440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55823038722).

42522440000 is an abundant number, since it is smaller than the sum of its proper divisors (69123637444).

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

42522440000 is an equidigital number, since it uses as much as digits as its factorization.

42522440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62582 (or 62557 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

Adding to 42522440000 its reverse (4422524), we get a palindrome (42526862524).

The spelling of 42522440000 in words is "forty-two billion, five hundred twenty-two million, four hundred forty thousand".