40024004020004 has 24 divisors (see below), whose sum is σ = 70129961395200. Its totient is φ = 19986882332256.

The previous prime is 40024004019977. The next prime is 40024004020037. The reversal of 40024004020004 is 40002040042004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14555447 + ... + 17085345.

It is an arithmetic number, because the mean of its divisors is an integer number (2922081724800).

Almost surely, 2^{40024004020004} is an apocalyptic number.

It is an amenable number.

40024004020004 is a deficient number, since it is larger than the sum of its proper divisors (30105957375196).

40024004020004 is a wasteful number, since it uses less digits than its factorization.

40024004020004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534867 (or 2534865 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 40024004020004 its reverse (40002040042004), we get a palindrome (80026044062008).

The spelling of 40024004020004 in words is "forty trillion, twenty-four billion, four million, twenty thousand, four".