320301404140 has 12 divisors (see below), whose sum is σ = 672632948736. Its totient is φ = 128120561648.

The previous prime is 320301404117. The next prime is 320301404147. The reversal of 320301404140 is 41404103023.

It is not an unprimeable number, because it can be changed into a prime (320301404147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8007535084 + ... + 8007535123.

It is an arithmetic number, because the mean of its divisors is an integer number (56052745728).

Almost surely, 2^320301404140 is an apocalyptic number.

It is an amenable number.

320301404140 is an abundant number, since it is smaller than the sum of its proper divisors (352331544596).

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

320301404140 is a wasteful number, since it uses less digits than its factorization.

320301404140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16015070216 (or 16015070214 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 320301404140 its reverse (41404103023), we get a palindrome (361705507163).

The spelling of 320301404140 in words is "three hundred twenty billion, three hundred one million, four hundred four thousand, one hundred forty".