320079821468 has 24 divisors (see below), whose sum is σ = 621078883824. Its totient is φ = 143105731200.

The previous prime is 320079821459. The next prime is 320079821557. The reversal of 320079821468 is 864128970023.

It is a super-2 number, since 2×320079821468² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59624705 + ... + 59630072.

It is an arithmetic number, because the mean of its divisors is an integer number (25878286826).

Almost surely, 2^320079821468 is an apocalyptic number.

It is an amenable number.

320079821468 is a deficient number, since it is larger than the sum of its proper divisors (300999062356).

320079821468 is a wasteful number, since it uses less digits than its factorization.

320079821468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119254853 (or 119254851 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 320079821468 in words is "three hundred twenty billion, seventy-nine million, eight hundred twenty-one thousand, four hundred sixty-eight".