680516411 has 4 divisors (see below), whose sum is σ = 683364000. Its totient is φ = 677668824.

The previous prime is 680516399. The next prime is 680516413. The reversal of 680516411 is 114615086.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 114615086 = 2 ⋅57307543.

It is a cyclic number.

It is not a de Polignac number, because 680516411 - 2²⁶ = 613407547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (680516413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1423436 + ... + 1423913.

It is an arithmetic number, because the mean of its divisors is an integer number (170841000).

Almost surely, 2^680516411 is an apocalyptic number.

680516411 is a deficient number, since it is larger than the sum of its proper divisors (2847589).

680516411 is a wasteful number, since it uses less digits than its factorization.

680516411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2847588.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 680516411 is about 26086.7094705331. The cubic root of 680516411 is about 879.5884831249.

The spelling of 680516411 in words is "six hundred eighty million, five hundred sixteen thousand, four hundred eleven".