1304420034340 has 48 divisors (see below), whose sum is σ = 2768102330112. Its totient is φ = 516280697856.

The previous prime is 1304420034311. The next prime is 1304420034341. The reversal of 1304420034340 is 434300244031.

It is a junction number, because it is equal to n+sod(n) for n = 1304420034299 and 1304420034308.

It is not an unprimeable number, because it can be changed into a prime (1304420034341) 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 15 ways as a sum of consecutive naturals, for example, 9521407 + ... + 9657433.

It is an arithmetic number, because the mean of its divisors is an integer number (57668798544).

Almost surely, 2^{1304420034340} is an apocalyptic number.

1304420034340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1304420034340 is an abundant number, since it is smaller than the sum of its proper divisors (1463682295772).

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

1304420034340 is a wasteful number, since it uses less digits than its factorization.

1304420034340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141076 (or 141074 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 1304420034340 its reverse (434300244031), we get a palindrome (1738720278371).

The spelling of 1304420034340 in words is "one trillion, three hundred four billion, four hundred twenty million, thirty-four thousand, three hundred forty".