678535496 has 16 divisors (see below), whose sum is σ = 1272585600. Its totient is φ = 339179344.

The previous prime is 678535457. The next prime is 678535519. The reversal of 678535496 is 694535876.

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, 30965 + ... + 48123.

It is an arithmetic number, because the mean of its divisors is an integer number (79536600).

Almost surely, 2^678535496 is an apocalyptic number.

It is an amenable number.

678535496 is a deficient number, since it is larger than the sum of its proper divisors (594050104).

678535496 is a wasteful number, since it uses less digits than its factorization.

678535496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22108 (or 22104 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 53.

The square root of 678535496 is about 26048.7139029934. The cubic root of 678535496 is about 878.7341890565.

The spelling of 678535496 in words is "six hundred seventy-eight million, five hundred thirty-five thousand, four hundred ninety-six".