40042004504 has 32 divisors (see below), whose sum is σ = 77826085200. Its totient is φ = 19291198080.

The previous prime is 40042004489. The next prime is 40042004531. The reversal of 40042004504 is 40540024004.

It is a self number, because there is not a number n which added to its sum of digits gives 40042004504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61847 + ... + 289670.

Almost surely, 2^40042004504 is an apocalyptic number.

It is an amenable number.

40042004504 is a deficient number, since it is larger than the sum of its proper divisors (37784080696).

40042004504 is a wasteful number, since it uses less digits than its factorization.

40042004504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352043 (or 352039 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

Adding to 40042004504 its reverse (40540024004), we get a palindrome (80582028508).

The spelling of 40042004504 in words is "forty billion, forty-two million, four thousand, five hundred four".