2680719667328 has 16 divisors (see below), whose sum is σ = 5340496212510. Its totient is φ = 1340359833600.

The previous prime is 2680719667321. The next prime is 2680719667387. The reversal of 2680719667328 is 8237669170862.

It can be written as a sum of positive squares in only one way, i.e., 2570224588864 + 110495078464 = 1603192^2 + 332408^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (2680719667321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10471561073 + ... + 10471561328.

Almost surely, 2^{2680719667328} is an apocalyptic number.

It is an amenable number.

2680719667328 is a deficient number, since it is larger than the sum of its proper divisors (2659776545182).

2680719667328 is an equidigital number, since it uses as much as digits as its factorization.

2680719667328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20943122415 (or 20943122403 counting only the distinct ones).

The product of its (nonzero) digits is 73156608, while the sum is 65.

It can be divided in two parts, 268071 and 9667328, that added together give a palindrome (9935399).

The spelling of 2680719667328 in words is "two trillion, six hundred eighty billion, seven hundred nineteen million, six hundred sixty-seven thousand, three hundred twenty-eight".