200040040002 has 64 divisors (see below), whose sum is σ = 459785548800. Its totient is φ = 57382332480.

The previous prime is 200040040001. The next prime is 200040040003.

200040040002 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (200040040001) and next prime (200040040003).

It is a self number, because there is not a number n which added to its sum of digits gives 200040040002.

It is not an unprimeable number, because it can be changed into a prime (200040040001) 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, 1538899 + ... + 1663817.

It is an arithmetic number, because the mean of its divisors is an integer number (7184149200).

Almost surely, 2^200040040002 is an apocalyptic number.

200040040002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 200040040002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229892774400).

200040040002 is an abundant number, since it is smaller than the sum of its proper divisors (259745508798).

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

200040040002 is a wasteful number, since it uses less digits than its factorization.

200040040002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126231.

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

It can be divided in two parts, 2000400 and 40002, that added together give a palindrome (2040402).

The spelling of 200040040002 in words is "two hundred billion, forty million, forty thousand, two".