40022323005 has 16 divisors (see below), whose sum is σ = 73183676544. Its totient is φ = 18295919040.

The previous prime is 40022322973. The next prime is 40022323009. The reversal of 40022323005 is 50032322004.

It is not a de Polignac number, because 40022323005 - 2⁵ = 40022322973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40022323009) 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 15 ways as a sum of consecutive naturals, for example, 190582386 + ... + 190582595.

It is an arithmetic number, because the mean of its divisors is an integer number (4573979784).

Almost surely, 2^40022323005 is an apocalyptic number.

It is an amenable number.

40022323005 is a deficient number, since it is larger than the sum of its proper divisors (33161353539).

40022323005 is a wasteful number, since it uses less digits than its factorization.

40022323005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381164996.

The product of its (nonzero) digits is 1440, while the sum is 21.

Adding to 40022323005 its reverse (50032322004), we get a palindrome (90054645009).

The spelling of 40022323005 in words is "forty billion, twenty-two million, three hundred twenty-three thousand, five".