40400007000004 has 24 divisors (see below), whose sum is σ = 71902545815520. Its totient is φ = 19856462750784.

The previous prime is 40400006999999. The next prime is 40400007000077. The reversal of 40400007000004 is 40000070000404.

It is a happy number.

40400007000004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1005354 + ... + 9044929.

It is an arithmetic number, because the mean of its divisors is an integer number (2995939408980).

Almost surely, 2^{40400007000004} is an apocalyptic number.

It is an amenable number.

40400007000004 is a deficient number, since it is larger than the sum of its proper divisors (31502538815516).

40400007000004 is a wasteful number, since it uses less digits than its factorization.

40400007000004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10067379 (or 10067377 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 19.

Adding to 40400007000004 its reverse (40000070000404), we get a palindrome (80400077000408).

The spelling of 40400007000004 in words is "forty trillion, four hundred billion, seven million, four", and thus it is an aban number.