40421022332 has 24 divisors (see below), whose sum is σ = 78839767440. Its totient is φ = 18020517120.

The previous prime is 40421022329. The next prime is 40421022359. The reversal of 40421022332 is 23322012404.

It is a junction number, because it is equal to n+sod(n) for n = 40421022298 and 40421022307.

It is a congruent number.

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, 15641519 + ... + 15644102.

It is an arithmetic number, because the mean of its divisors is an integer number (3284990310).

Almost surely, 2^40421022332 is an apocalyptic number.

It is an amenable number.

40421022332 is a deficient number, since it is larger than the sum of its proper divisors (38418745108).

40421022332 is a wasteful number, since it uses less digits than its factorization.

40421022332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31285661 (or 31285659 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 40421022332 its reverse (23322012404), we get a palindrome (63743034736).

The spelling of 40421022332 in words is "forty billion, four hundred twenty-one million, twenty-two thousand, three hundred thirty-two".