40482886221 has 24 divisors (see below), whose sum is σ = 58807284536. Its totient is φ = 26835701760.

The previous prime is 40482886189. The next prime is 40482886243. The reversal of 40482886221 is 12268828404.

It can be written as a sum of positive squares in 4 ways, for example, as 3083580900 + 37399305321 = 55530^2 + 193389^2 .

It is not a de Polignac number, because 40482886221 - 2⁵ = 40482886189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40482886021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1445871 + ... + 1473603.

Almost surely, 2^40482886221 is an apocalyptic number.

It is an amenable number.

40482886221 is a deficient number, since it is larger than the sum of its proper divisors (18324398315).

40482886221 is a wasteful number, since it uses less digits than its factorization.

40482886221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28653 (or 28650 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 45.

The spelling of 40482886221 in words is "forty billion, four hundred eighty-two million, eight hundred eighty-six thousand, two hundred twenty-one".