40020200204 has 24 divisors (see below), whose sum is σ = 72119206656. Its totient is φ = 19419824000.

The previous prime is 40020200203. The next prime is 40020200267. The reversal of 40020200204 is 40200202004.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40020200203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607487 + ... + 670134.

It is an arithmetic number, because the mean of its divisors is an integer number (3004966944).

Almost surely, 2^40020200204 is an apocalyptic number.

It is an amenable number.

40020200204 is a deficient number, since it is larger than the sum of its proper divisors (32099006452).

40020200204 is a wasteful number, since it uses less digits than its factorization.

40020200204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277857 (or 1277855 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 40020200204 its reverse (40200202004), we get a palindrome (80220402208).

The spelling of 40020200204 in words is "forty billion, twenty million, two hundred thousand, two hundred four".