40022323004 has 6 divisors (see below), whose sum is σ = 70039065264. Its totient is φ = 20011161500.

The previous prime is 40022322973. The next prime is 40022323009. The reversal of 40022323004 is 40032322004.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 5002790372 + ... + 5002790379.

It is an arithmetic number, because the mean of its divisors is an integer number (11673177544).

Almost surely, 2^40022323004 is an apocalyptic number.

It is an amenable number.

40022323004 is a deficient number, since it is larger than the sum of its proper divisors (30016742260).

40022323004 is a wasteful number, since it uses less digits than its factorization.

40022323004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10005580755 (or 10005580753 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 40022323004 its reverse (40032322004), we get a palindrome (80054645008).

The spelling of 40022323004 in words is "forty billion, twenty-two million, three hundred twenty-three thousand, four".