326877479824 has 75 divisors (see below), whose sum is σ = 739088713617. Its totient is φ = 140042323008.

The previous prime is 326877479767. The next prime is 326877479827. The reversal of 326877479824 is 428974778623.

The square root of 326877479824 is 571732.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 326429395600 + 448084224 = 571340^2 + 21168^2 .

It is a super-3 number, since 3×326877479824³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 326877479824.

It is not an unprimeable number, because it can be changed into a prime (326877479827) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 112058014 + ... + 112060930.

Almost surely, 2^326877479824 is an apocalyptic number.

326877479824 is the 571732-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326877479824

326877479824 is an abundant number, since it is smaller than the sum of its proper divisors (412211233793).

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

326877479824 is an frugal number, since it uses more digits than its factorization.

326877479824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5870 (or 2926 counting only the distinct ones).

The product of its digits is 227598336, while the sum is 67.

The spelling of 326877479824 in words is "three hundred twenty-six billion, eight hundred seventy-seven million, four hundred seventy-nine thousand, eight hundred twenty-four".