40424024220 has 48 divisors (see below), whose sum is σ = 113340554880. Its totient is φ = 10765141056.

The previous prime is 40424024213. The next prime is 40424024239. The reversal of 40424024220 is 2242042404.

40424024220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 411502 + ... + 500181.

It is an arithmetic number, because the mean of its divisors is an integer number (2361261560).

Almost surely, 2^40424024220 is an apocalyptic number.

It is an amenable number.

40424024220 is an abundant number, since it is smaller than the sum of its proper divisors (72916530660).

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

40424024220 is a wasteful number, since it uses less digits than its factorization.

40424024220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912434 (or 912432 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 40424024220 its reverse (2242042404), we get a palindrome (42666066624).

The spelling of 40424024220 in words is "forty billion, four hundred twenty-four million, twenty-four thousand, two hundred twenty".