40412220023 has 12 divisors (see below), whose sum is σ = 47339356080. Its totient is φ = 33794181120.

The previous prime is 40412219971. The next prime is 40412220061. The reversal of 40412220023 is 32002221404.

It is not a de Polignac number, because 40412220023 - 2¹⁶ = 40412154487 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40412219977 and 40412220004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40412220073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1705418 + ... + 1728951.

It is an arithmetic number, because the mean of its divisors is an integer number (3944946340).

Almost surely, 2^40412220023 is an apocalyptic number.

40412220023 is a deficient number, since it is larger than the sum of its proper divisors (6927136057).

40412220023 is an equidigital number, since it uses as much as digits as its factorization.

40412220023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3434458 (or 3434417 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 40412220023 its reverse (32002221404), we get a palindrome (72414441427).

The spelling of 40412220023 in words is "forty billion, four hundred twelve million, two hundred twenty thousand, twenty-three".