40042020020200 has 96 divisors (see below), whose sum is σ = 101568521698560. Its totient is φ = 14559673881600.

The previous prime is 40042020020179. The next prime is 40042020020207. The reversal of 40042020020200 is 202002024004.

It is not an unprimeable number, because it can be changed into a prime (40042020020207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29864617 + ... + 31176583.

It is an arithmetic number, because the mean of its divisors is an integer number (1058005434360).

Almost surely, 2^{40042020020200} is an apocalyptic number.

40042020020200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40042020020200 is an abundant number, since it is smaller than the sum of its proper divisors (61526501678360).

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

40042020020200 is a wasteful number, since it uses less digits than its factorization.

40042020020200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325867 (or 1325858 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 40042020020200 its reverse (202002024004), we get a palindrome (40244022044204).

The spelling of 40042020020200 in words is "forty trillion, forty-two billion, twenty million, twenty thousand, two hundred".