680629763 has 32 divisors (see below), whose sum is σ = 785998080. Its totient is φ = 583839360.

The previous prime is 680629753. The next prime is 680629771. The reversal of 680629763 is 367926086.

It is a cyclic number.

It is not a de Polignac number, because 680629763 - 2¹⁴ = 680613379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (680629753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2998256 + ... + 2998482.

It is an arithmetic number, because the mean of its divisors is an integer number (24562440).

Almost surely, 2^680629763 is an apocalyptic number.

680629763 is a deficient number, since it is larger than the sum of its proper divisors (105368317).

680629763 is a wasteful number, since it uses less digits than its factorization.

680629763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 680629763 is about 26088.8819806446. The cubic root of 680629763 is about 879.6373174008.

The spelling of 680629763 in words is "six hundred eighty million, six hundred twenty-nine thousand, seven hundred sixty-three".