708988680 has 64 divisors (see below), whose sum is σ = 2363299200. Its totient is φ = 189063360.

The previous prime is 708988669. The next prime is 708988697. The reversal of 708988680 is 86889807.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 15 ways as a sum of consecutive naturals, for example, 327156 + ... + 329315.

It is an arithmetic number, because the mean of its divisors is an integer number (36926550).

Almost surely, 2^708988680 is an apocalyptic number.

It is an amenable number.

708988680 is an abundant number, since it is smaller than the sum of its proper divisors (1654310520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

708988680 is a wasteful number, since it uses less digits than its factorization.

708988680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656491 (or 656481 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 54.

The square root of 708988680 is about 26626.8413447784. The cubic root of 708988680 is about 891.6883660056.

The spelling of 708988680 in words is "seven hundred eight million, nine hundred eighty-eight thousand, six hundred eighty".