200202400040 has 16 divisors (see below), whose sum is σ = 450455400180. Its totient is φ = 80080960000.

The previous prime is 200202399967. The next prime is 200202400127. The reversal of 200202400040 is 40004202002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 196935363076 + 3267036964 = 443774^2 + 57158^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200202399988 and 200202400024.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2502529961 + ... + 2502530040.

Almost surely, 2^200202400040 is an apocalyptic number.

200202400040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200202400040 is an abundant number, since it is smaller than the sum of its proper divisors (250253000140).

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

200202400040 is a wasteful number, since it uses less digits than its factorization.

200202400040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5005060012 (or 5005060008 counting only the distinct ones).

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

Adding to 200202400040 its reverse (40004202002), we get a palindrome (240206602042).

The spelling of 200202400040 in words is "two hundred billion, two hundred two million, four hundred thousand, forty".