202243050040 has 16 divisors (see below), whose sum is σ = 455046862680. Its totient is φ = 80897220000.

The previous prime is 202243049993. The next prime is 202243050049. The reversal of 202243050040 is 40050342202.

It is a junction number, because it is equal to n+sod(n) for n = 202243049993 and 202243050020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202243050049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2528038086 + ... + 2528038165.

Almost surely, 2^202243050040 is an apocalyptic number.

202243050040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202243050040 is an abundant number, since it is smaller than the sum of its proper divisors (252803812640).

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

202243050040 is a wasteful number, since it uses less digits than its factorization.

202243050040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5056076262 (or 5056076258 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

Adding to 202243050040 its reverse (40050342202), we get a palindrome (242293392242).

The spelling of 202243050040 in words is "two hundred two billion, two hundred forty-three million, fifty thousand, forty".