320196503880 has 192 divisors, whose sum is σ = 1171863313920. Its totient is φ = 75119385600.

The previous prime is 320196503813. The next prime is 320196503917. The reversal of 320196503880 is 88305691023.

It is a happy number.

320196503880 is a `hidden beast` number, since 3 + 201 + 9 + 65 + 0 + 388 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1181397 + ... + 1426916.

It is an arithmetic number, because the mean of its divisors is an integer number (6103454760).

Almost surely, 2^320196503880 is an apocalyptic number.

320196503880 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

320196503880 is an abundant number, since it is smaller than the sum of its proper divisors (851666810040).

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

320196503880 is a wasteful number, since it uses less digits than its factorization.

320196503880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2608372 (or 2608365 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 320196503880 in words is "three hundred twenty billion, one hundred ninety-six million, five hundred three thousand, eight hundred eighty".