4657816786 has 32 divisors (see below), whose sum is σ = 8069621760. Its totient is φ = 1975057296.

The previous prime is 4657816729. The next prime is 4657816799. The reversal of 4657816786 is 6876187564.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4657816786.

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 15 ways as a sum of consecutive naturals, for example, 1650885 + ... + 1653703.

It is an arithmetic number, because the mean of its divisors is an integer number (252175680).

Almost surely, 2^4657816786 is an apocalyptic number.

4657816786 is a deficient number, since it is larger than the sum of its proper divisors (3411804974).

4657816786 is a wasteful number, since it uses less digits than its factorization.

4657816786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4038.

The product of its digits is 13547520, while the sum is 58.

The square root of 4657816786 is about 68248.1998736963. The cubic root of 4657816786 is about 1670.0422839402.

The spelling of 4657816786 in words is "four billion, six hundred fifty-seven million, eight hundred sixteen thousand, seven hundred eighty-six".