1303242241440 has 96 divisors (see below), whose sum is σ = 4346696208960. Its totient is φ = 327088246784.

The previous prime is 1303242241421. The next prime is 1303242241447. The reversal of 1303242241440 is 441422423031.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1303242241398 and 1303242241407.

It is not an unprimeable number, because it can be changed into a prime (1303242241447) 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, 79847370 + ... + 79863689.

It is an arithmetic number, because the mean of its divisors is an integer number (45278085510).

Almost surely, 2^{1303242241440} is an apocalyptic number.

1303242241440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303242241440 is an abundant number, since it is smaller than the sum of its proper divisors (3043453967520).

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

1303242241440 is a wasteful number, since it uses less digits than its factorization.

1303242241440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159711094 (or 159711086 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 1303242241440 its reverse (441422423031), we get a palindrome (1744664664471).

The spelling of 1303242241440 in words is "one trillion, three hundred three billion, two hundred forty-two million, two hundred forty-one thousand, four hundred forty".