320447414078 has 16 divisors (see below), whose sum is σ = 524427991920. Its totient is φ = 145641388800.

The previous prime is 320447414071. The next prime is 320447414083. The reversal of 320447414078 is 870414744023.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320447414071) 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 7 ways as a sum of consecutive naturals, for example, 626963 + ... + 1016846.

It is an arithmetic number, because the mean of its divisors is an integer number (32776749495).

Almost surely, 2^320447414078 is an apocalyptic number.

320447414078 is a deficient number, since it is larger than the sum of its proper divisors (203980577842).

320447414078 is a wasteful number, since it uses less digits than its factorization.

320447414078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652683.

The product of its (nonzero) digits is 602112, while the sum is 44.

The spelling of 320447414078 in words is "three hundred twenty billion, four hundred forty-seven million, four hundred fourteen thousand, seventy-eight".