303440132000000 has 126 divisors (see below), whose sum is σ = 757109007591594. Its totient is φ = 121376051200000.

The previous prime is 303440131999999. The next prime is 303440132000011. The reversal of 303440132000000 is 231044303.

It can be written as a sum of positive squares in 7 ways, for example, as 293541607899136 + 9898524100864 = 17133056^2 + 3146192^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 33930017 + ... + 41930016.

Almost surely, 2^{303440132000000} is an apocalyptic number.

It is an amenable number.

303440132000000 is an abundant number, since it is smaller than the sum of its proper divisors (453668875591594).

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

303440132000000 is an frugal number, since it uses more digits than its factorization.

303440132000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75860079 (or 75860040 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 303440132000000 its reverse (231044303), we get a palindrome (303440363044303).

The spelling of 303440132000000 in words is "three hundred three trillion, four hundred forty billion, one hundred thirty-two million", and thus it is an aban number.