40220024424220 has 96 divisors (see below), whose sum is σ = 89675773306560. Its totient is φ = 15100139335680.

The previous prime is 40220024424211. The next prime is 40220024424257. The reversal of 40220024424220 is 2242442002204.

It is a congruent number.

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, 400312351 + ... + 400412809.

It is an arithmetic number, because the mean of its divisors is an integer number (934122638610).

Almost surely, 2^{40220024424220} 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 40220024424220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44837886653280).

40220024424220 is an abundant number, since it is smaller than the sum of its proper divisors (49455748882340).

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

40220024424220 is a wasteful number, since it uses less digits than its factorization.

40220024424220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103703 (or 103701 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 40220024424220 its reverse (2242442002204), we get a palindrome (42462466426424).

The spelling of 40220024424220 in words is "forty trillion, two hundred twenty billion, twenty-four million, four hundred twenty-four thousand, two hundred twenty".