40200322020 has 96 divisors (see below), whose sum is σ = 113007218688. Its totient is φ = 10677677952.

The previous prime is 40200322013. The next prime is 40200322021. The reversal of 40200322020 is 2022300204.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (40200322021) 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, 22050829 + ... + 22052651.

It is an arithmetic number, because the mean of its divisors is an integer number (1177158528).

Almost surely, 2^40200322020 is an apocalyptic number.

It is an amenable number.

40200322020 is an abundant number, since it is smaller than the sum of its proper divisors (72806896668).

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

40200322020 is a wasteful number, since it uses less digits than its factorization.

40200322020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3089 (or 3087 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

Adding to 40200322020 its reverse (2022300204), we get a palindrome (42222622224).

The spelling of 40200322020 in words is "forty billion, two hundred million, three hundred twenty-two thousand, twenty".