4669847991 has 32 divisors (see below), whose sum is σ = 6966489600. Its totient is φ = 3091616640.

The previous prime is 4669847969. The next prime is 4669847999. The reversal of 4669847991 is 1997489664.

4669847991 is a `hidden beast` number, since 466 + 9 + 84 + 7 + 9 + 91 = 666.

It is not a de Polignac number, because 4669847991 - 2¹⁰ = 4669846967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4669847999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4779295 + ... + 4780271.

It is an arithmetic number, because the mean of its divisors is an integer number (217702800).

Almost surely, 2^4669847991 is an apocalyptic number.

4669847991 is a deficient number, since it is larger than the sum of its proper divisors (2296641609).

4669847991 is a wasteful number, since it uses less digits than its factorization.

4669847991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036 (or 2030 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 63.

The square root of 4669847991 is about 68336.2860492140. The cubic root of 4669847991 is about 1671.4789617475.

The spelling of 4669847991 in words is "four billion, six hundred sixty-nine million, eight hundred forty-seven thousand, nine hundred ninety-one".