320200315380 has 96 divisors (see below), whose sum is σ = 1086740484480. Its totient is φ = 77624317440.

The previous prime is 320200315367. The next prime is 320200315381. The reversal of 320200315380 is 83513002023.

320200315380 is a `hidden beast` number, since 320 + 20 + 0 + 315 + 3 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320200315381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26946949 + ... + 26958828.

It is an arithmetic number, because the mean of its divisors is an integer number (11320213380).

Almost surely, 2^320200315380 is an apocalyptic number.

320200315380 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

320200315380 is an abundant number, since it is smaller than the sum of its proper divisors (766540169100).

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

320200315380 is a wasteful number, since it uses less digits than its factorization.

320200315380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53905806 (or 53905798 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 320200315380 in words is "three hundred twenty billion, two hundred million, three hundred fifteen thousand, three hundred eighty".