680962648 has 16 divisors (see below), whose sum is σ = 1277616960. Its totient is φ = 340264800.

The previous prime is 680962643. The next prime is 680962657. The reversal of 680962648 is 846269086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (680962643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13288 + ... + 39223.

It is an arithmetic number, because the mean of its divisors is an integer number (79851060).

Almost surely, 2^680962648 is an apocalyptic number.

It is an amenable number.

680962648 is a deficient number, since it is larger than the sum of its proper divisors (596654312).

680962648 is a wasteful number, since it uses less digits than its factorization.

680962648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54138 (or 54134 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 49.

The square root of 680962648 is about 26095.2610257112. The cubic root of 680962648 is about 879.7806994860.

The spelling of 680962648 in words is "six hundred eighty million, nine hundred sixty-two thousand, six hundred forty-eight".