42440202132132 has 96 divisors (see below), whose sum is σ = 114641548779520. Its totient is φ = 11968615002240.

The previous prime is 42440202132101. The next prime is 42440202132161. The reversal of 42440202132132 is 23123120204424.

It is a self number, because there is not a number n which added to its sum of digits gives 42440202132132.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 20728758 + ... + 22683954.

Almost surely, 2^{42440202132132} is an apocalyptic number.

42440202132132 is a gapful number since it is divisible by the number (42) 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 42440202132132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57320774389760).

42440202132132 is an abundant number, since it is smaller than the sum of its proper divisors (72201346647388).

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

42440202132132 is a wasteful number, since it uses less digits than its factorization.

42440202132132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958561 (or 1958559 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 42440202132132 its reverse (23123120204424), we get a palindrome (65563322336556).

The spelling of 42440202132132 in words is "forty-two trillion, four hundred forty billion, two hundred two million, one hundred thirty-two thousand, one hundred thirty-two".