320056476634378 has 24 divisors (see below), whose sum is σ = 527728765052160. Its totient is φ = 145471300081800.

The previous prime is 320056476634361. The next prime is 320056476634379. The reversal of 320056476634378 is 873436674650023.

It is a super-2 number, since 2×320056476634378² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320056476634379) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36572508 + ... + 44470903.

It is an arithmetic number, because the mean of its divisors is an integer number (21988698543840).

Almost surely, 2^{320056476634378} is an apocalyptic number.

320056476634378 is a deficient number, since it is larger than the sum of its proper divisors (207672288417782).

320056476634378 is a wasteful number, since it uses less digits than its factorization.

320056476634378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81059754 (or 81059743 counting only the distinct ones).

The product of its (nonzero) digits is 365783040, while the sum is 64.

The spelling of 320056476634378 in words is "three hundred twenty trillion, fifty-six billion, four hundred seventy-six million, six hundred thirty-four thousand, three hundred seventy-eight".