40323040004 has 96 divisors (see below), whose sum is σ = 80023695360. Its totient is φ = 17654257152.

The previous prime is 40323040001. The next prime is 40323040039. The reversal of 40323040004 is 40004032304.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40323040001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14415134 + ... + 14417930.

It is an arithmetic number, because the mean of its divisors is an integer number (833580160).

Almost surely, 2^40323040004 is an apocalyptic number.

It is an amenable number.

40323040004 is a deficient number, since it is larger than the sum of its proper divisors (39700655356).

40323040004 is a wasteful number, since it uses less digits than its factorization.

40323040004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3037 (or 3035 counting only the distinct ones).

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

Adding to 40323040004 its reverse (40004032304), we get a palindrome (80327072308).

The spelling of 40323040004 in words is "forty billion, three hundred twenty-three million, forty thousand, four".