326315573320 has 64 divisors (see below), whose sum is σ = 807576013440. Its totient is φ = 118660189120.

The previous prime is 326315573293. The next prime is 326315573341. The reversal of 326315573320 is 23375513623.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3011332 + ... + 3117811.

It is an arithmetic number, because the mean of its divisors is an integer number (12618375210).

Almost surely, 2^326315573320 is an apocalyptic number.

It is an amenable number.

326315573320 is an abundant number, since it is smaller than the sum of its proper divisors (481260440120).

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

326315573320 is a wasteful number, since it uses less digits than its factorization.

326315573320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6129187 (or 6129161 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 40.

The spelling of 326315573320 in words is "three hundred twenty-six billion, three hundred fifteen million, five hundred seventy-three thousand, three hundred twenty".