200040240040 has 64 divisors (see below), whose sum is σ = 463884537600. Its totient is φ = 77595072768.

The previous prime is 200040240007. The next prime is 200040240047. The reversal of 200040240040 is 40042040002.

It is a junction number, because it is equal to n+sod(n) for n = 200040239996 and 200040240023.

It is not an unprimeable number, because it can be changed into a prime (200040240047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 283174 + ... + 693013.

It is an arithmetic number, because the mean of its divisors is an integer number (7248195900).

Almost surely, 2^200040240040 is an apocalyptic number.

200040240040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200040240040 is an abundant number, since it is smaller than the sum of its proper divisors (263844297560).

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

200040240040 is a wasteful number, since it uses less digits than its factorization.

200040240040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976354 (or 976350 counting only the distinct ones).

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

Adding to 200040240040 its reverse (40042040002), we get a palindrome (240082280042).

The spelling of 200040240040 in words is "two hundred billion, forty million, two hundred forty thousand, forty".