40223123034005 has 4 divisors (see below), whose sum is σ = 48267747640812. Its totient is φ = 32178498427200.

The previous prime is 40223123033897. The next prime is 40223123034041. The reversal of 40223123034005 is 50043032132204.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10822534016644 + 29400589017361 = 3289762^2 + 5422231^2 .

It is not a de Polignac number, because 40223123034005 - 2¹⁴ = 40223123017621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4022312303396 + ... + 4022312303405.

It is an arithmetic number, because the mean of its divisors is an integer number (12066936910203).

Almost surely, 2^{40223123034005} is an apocalyptic number.

It is an amenable number.

40223123034005 is a deficient number, since it is larger than the sum of its proper divisors (8044624606807).

40223123034005 is an equidigital number, since it uses as much as digits as its factorization.

40223123034005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8044624606806.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 40223123034005 its reverse (50043032132204), we get a palindrome (90266155166209).

The spelling of 40223123034005 in words is "forty trillion, two hundred twenty-three billion, one hundred twenty-three million, thirty-four thousand, five".