40020200202 has 64 divisors (see below), whose sum is σ = 82064949120. Its totient is φ = 13006848000.

The previous prime is 40020200153. The next prime is 40020200203. The reversal of 40020200202 is 20200202004.

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 31 ways as a sum of consecutive naturals, for example, 24996202 + ... + 24997802.

It is an arithmetic number, because the mean of its divisors is an integer number (1282264830).

Almost surely, 2^40020200202 is an apocalyptic number.

40020200202 is an abundant number, since it is smaller than the sum of its proper divisors (42044748918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40020200202 is a wasteful number, since it uses less digits than its factorization.

40020200202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199.

The product of its (nonzero) digits is 64, while the sum is 12.

Adding to 40020200202 its reverse (20200202004), we get a palindrome (60220402206).

The spelling of 40020200202 in words is "forty billion, twenty million, two hundred thousand, two hundred two".