202383443412 has 144 divisors (see below), whose sum is σ = 565316191440. Its totient is φ = 60760326144.

The previous prime is 202383443411. The next prime is 202383443447. The reversal of 202383443412 is 214344383202.

202383443412 is a `hidden beast` number, since 2 + 0 + 238 + 3 + 4 + 4 + 3 + 412 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 50933267856 + 151450175556 = 225684^2 + 389166^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202383443411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1955068 + ... + 2055980.

It is an arithmetic number, because the mean of its divisors is an integer number (3925806885).

Almost surely, 2^202383443412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202383443412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282658095720).

202383443412 is an abundant number, since it is smaller than the sum of its proper divisors (362932748028).

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

202383443412 is a wasteful number, since it uses less digits than its factorization.

202383443412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101082 (or 101077 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 202383443412 in words is "two hundred two billion, three hundred eighty-three million, four hundred forty-three thousand, four hundred twelve".