616680748 has 12 divisors (see below), whose sum is σ = 1079506120. Its totient is φ = 308250432.

The previous prime is 616680731. The next prime is 616680751. The reversal of 616680748 is 847086616.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 616680698 and 616680707.

It is an unprimeable number.

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, 5661 + ... + 35572.

Almost surely, 2^616680748 is an apocalyptic number.

It is an amenable number.

616680748 is a deficient number, since it is larger than the sum of its proper divisors (462825372).

616680748 is a wasteful number, since it uses less digits than its factorization.

616680748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44976 (or 44974 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 616680748 is about 24833.0575644643. The cubic root of 616680748 is about 851.1774905804.

The spelling of 616680748 in words is "six hundred sixteen million, six hundred eighty thousand, seven hundred forty-eight".