680629016 has 16 divisors (see below), whose sum is σ = 1279217040. Its totient is φ = 339504480.

The previous prime is 680628997. The next prime is 680629057. The reversal of 680629016 is 610926086.

It is a super-2 number, since 2×680629016² = 926511714842256512, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 97676 + ... + 104411.

It is an arithmetic number, because the mean of its divisors is an integer number (79951065).

Almost surely, 2^680629016 is an apocalyptic number.

It is an amenable number.

680629016 is a deficient number, since it is larger than the sum of its proper divisors (598588024).

680629016 is a wasteful number, since it uses less digits than its factorization.

680629016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202514 (or 202510 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 680629016 is about 26088.8676641973. The cubic root of 680629016 is about 879.6369955963.

The spelling of 680629016 in words is "six hundred eighty million, six hundred twenty-nine thousand, sixteen".