4668747785 has 8 divisors (see below), whose sum is σ = 6033458760. Its totient is φ = 3447690624.

The previous prime is 4668747761. The next prime is 4668747823. The reversal of 4668747785 is 5877478664.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 179211769 + 4489536016 = 13387^2 + 67004^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4668747785 - 2²⁰ = 4667699209 is a prime.

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, 35913380 + ... + 35913509.

It is an arithmetic number, because the mean of its divisors is an integer number (754182345).

Almost surely, 2^4668747785 is an apocalyptic number.

It is an amenable number.

4668747785 is a deficient number, since it is larger than the sum of its proper divisors (1364710975).

4668747785 is a wasteful number, since it uses less digits than its factorization.

4668747785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71826907.

The product of its digits is 63221760, while the sum is 62.

The square root of 4668747785 is about 68328.2356350579. The cubic root of 4668747785 is about 1671.3476858384.

The spelling of 4668747785 in words is "four billion, six hundred sixty-eight million, seven hundred forty-seven thousand, seven hundred eighty-five".