4756785666 has 16 divisors (see below), whose sum is σ = 9514697088. Its totient is φ = 1585407600.

The previous prime is 4756785659. The next prime is 4756785701. The reversal of 4756785666 is 6665876574.

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 7 ways as a sum of consecutive naturals, for example, 14136 + ... + 98556.

It is an arithmetic number, because the mean of its divisors is an integer number (594668568).

Almost surely, 2^4756785666 is an apocalyptic number.

4756785666 is an abundant number, since it is smaller than the sum of its proper divisors (4757911422).

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

4756785666 is a wasteful number, since it uses less digits than its factorization.

4756785666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93817.

The product of its digits is 50803200, while the sum is 60.

The square root of 4756785666 is about 68969.4545867952. The cubic root of 4756785666 is about 1681.7877871698.

The spelling of 4756785666 in words is "four billion, seven hundred fifty-six million, seven hundred eighty-five thousand, six hundred sixty-six".