303444242000 has 80 divisors (see below), whose sum is σ = 734681115792. Its totient is φ = 121220057600.

The previous prime is 303444241967. The next prime is 303444242033. The reversal of 303444242000 is 242444303.

It is an interprime number because it is at equal distance from previous prime (303444241967) and next prime (303444242033).

It can be written as a sum of positive squares in 8 ways, for example, as 120065022016 + 183379219984 = 346504^2 + 428228^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1447862 + ... + 1644138.

Almost surely, 2^303444242000 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 303444242000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (367340557896).

303444242000 is an abundant number, since it is smaller than the sum of its proper divisors (431236873792).

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

303444242000 is a wasteful number, since it uses less digits than its factorization.

303444242000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197073 (or 197057 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 303444242000 its reverse (242444303), we get a palindrome (303686686303).

The spelling of 303444242000 in words is "three hundred three billion, four hundred forty-four million, two hundred forty-two thousand".