1304314352240 has 40 divisors (see below), whose sum is σ = 3034194691968. Its totient is φ = 521439491840.

The previous prime is 1304314352233. The next prime is 1304314352269. The reversal of 1304314352240 is 422534134031.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 1304314352197 and 1304314352206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4325891 + ... + 4617570.

Almost surely, 2^{1304314352240} is an apocalyptic number.

1304314352240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1304314352240 is an abundant number, since it is smaller than the sum of its proper divisors (1729880339728).

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

1304314352240 is a wasteful number, since it uses less digits than its factorization.

1304314352240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8945297 (or 8945291 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 1304314352240 its reverse (422534134031), we get a palindrome (1726848486271).

The spelling of 1304314352240 in words is "one trillion, three hundred four billion, three hundred fourteen million, three hundred fifty-two thousand, two hundred forty".