320243420034 has 48 divisors (see below), whose sum is σ = 725939323200. Its totient is φ = 101837137248.

The previous prime is 320243420033. The next prime is 320243420041. The reversal of 320243420034 is 430024342023.

320243420034 is a `hidden beast` number, since 3 + 20 + 2 + 434 + 200 + 3 + 4 = 666.

It is a super-2 number, since 2×320243420034² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320243420033) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 863589 + ... + 1177400.

It is an arithmetic number, because the mean of its divisors is an integer number (15123735900).

Almost surely, 2^320243420034 is an apocalyptic number.

320243420034 is an abundant number, since it is smaller than the sum of its proper divisors (405695903166).

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

320243420034 is a wasteful number, since it uses less digits than its factorization.

320243420034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2041399 (or 2041396 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 320243420034 its reverse (430024342023), we get a palindrome (750267762057).

The spelling of 320243420034 in words is "three hundred twenty billion, two hundred forty-three million, four hundred twenty thousand, thirty-four".