40424044242220 has 24 divisors (see below), whose sum is σ = 84918028066704. Its totient is φ = 16164372904896.

The previous prime is 40424044242199. The next prime is 40424044242247. The reversal of 40424044242220 is 2224244042404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327736299 + ... + 327859618.

It is an arithmetic number, because the mean of its divisors is an integer number (3538251169446).

Almost surely, 2^{40424044242220} is an apocalyptic number.

It is an amenable number.

40424044242220 is an abundant number, since it is smaller than the sum of its proper divisors (44493983824484).

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

40424044242220 is a wasteful number, since it uses less digits than its factorization.

40424044242220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655599009 (or 655599007 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 40424044242220 its reverse (2224244042404), we get a palindrome (42648288284624).

The spelling of 40424044242220 in words is "forty trillion, four hundred twenty-four billion, forty-four million, two hundred forty-two thousand, two hundred twenty".