2685726976 has 81 divisors (see below), whose sum is σ = 5565343413. Its totient is φ = 1293527040.

The previous prime is 2685726961. The next prime is 2685726977. The reversal of 2685726976 is 6796275862.

The square root of 2685726976 is 51824.

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., 129413376 + 2556313600 = 11376^2 + 50560^2 .

It is a super-2 number, since 2×2685726976² = 14426258779228209152, which contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

Its product of digits (15240960) is a multiple of the sum of its prime factors (256).

It is a self number, because there is not a number n which added to its sum of digits gives 2685726976.

It is not an unprimeable number, because it can be changed into a prime (2685726977) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 33996505 + ... + 33996583.

Almost surely, 2^2685726976 is an apocalyptic number.

2685726976 is the 51824-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2685726976

2685726976 is an abundant number, since it is smaller than the sum of its proper divisors (2879616437).

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

2685726976 is an frugal number, since it uses more digits than its factorization.

2685726976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256 (or 122 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 58.

The cubic root of 2685726976 is about 1390.0186281857.

The spelling of 2685726976 in words is "two billion, six hundred eighty-five million, seven hundred twenty-six thousand, nine hundred seventy-six".