4660991999 has 4 divisors (see below), whose sum is σ = 4661285760. Its totient is φ = 4660698240.

The previous prime is 4660991977. The next prime is 4660992001. The reversal of 4660991999 is 9991990664.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4660991999 - 2¹⁶ = 4660926463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4660991299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121634 + ... + 155295.

It is an arithmetic number, because the mean of its divisors is an integer number (1165321440).

Almost surely, 2^4660991999 is an apocalyptic number.

4660991999 is a deficient number, since it is larger than the sum of its proper divisors (293761).

4660991999 is a wasteful number, since it uses less digits than its factorization.

4660991999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293760.

The product of its (nonzero) digits is 8503056, while the sum is 62.

The square root of 4660991999 is about 68271.4581578569. The cubic root of 4660991999 is about 1670.4216845420.

The spelling of 4660991999 in words is "four billion, six hundred sixty million, nine hundred ninety-one thousand, nine hundred ninety-nine".