688364363 has 2 divisors, whose sum is σ = 688364364. Its totient is φ = 688364362.

The previous prime is 688364351. The next prime is 688364399. The reversal of 688364363 is 363463886.

688364363 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-688364363 is a prime.

It is not a weakly prime, because it can be changed into another prime (688364563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 344182181 + 344182182.

It is an arithmetic number, because the mean of its divisors is an integer number (344182182).

Almost surely, 2^688364363 is an apocalyptic number.

688364363 is a deficient number, since it is larger than the sum of its proper divisors (1).

688364363 is an equidigital number, since it uses as much as digits as its factorization.

688364363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1492992, while the sum is 47.

The square root of 688364363 is about 26236.6987824307. The cubic root of 688364363 is about 882.9568080171.

The spelling of 688364363 in words is "six hundred eighty-eight million, three hundred sixty-four thousand, three hundred sixty-three".