40012323004 has 12 divisors (see below), whose sum is σ = 72436102200. Its totient is φ = 19316293808.

The previous prime is 40012322951. The next prime is 40012323019. The reversal of 40012323004 is 40032321004.

40012323004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 172466794 + ... + 172467025.

It is an arithmetic number, because the mean of its divisors is an integer number (6036341850).

Almost surely, 2^40012323004 is an apocalyptic number.

It is an amenable number.

40012323004 is a deficient number, since it is larger than the sum of its proper divisors (32423779196).

40012323004 is a wasteful number, since it uses less digits than its factorization.

40012323004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344933852 (or 344933850 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 40012323004 its reverse (40032321004), we get a palindrome (80044644008).

The spelling of 40012323004 in words is "forty billion, twelve million, three hundred twenty-three thousand, four".