4993562591 has 8 divisors (see below), whose sum is σ = 5282054880. Its totient is φ = 4711018752.

The previous prime is 4993562551. The next prime is 4993562617. The reversal of 4993562591 is 1952653994.

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 4993562591 - 2¹⁸ = 4993300447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4993562531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1485386 + ... + 1488743.

It is an arithmetic number, because the mean of its divisors is an integer number (660256860).

Almost surely, 2^4993562591 is an apocalyptic number.

4993562591 is a deficient number, since it is larger than the sum of its proper divisors (288492289).

4993562591 is a wasteful number, since it uses less digits than its factorization.

4993562591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2974225.

The product of its digits is 2624400, while the sum is 53.

The square root of 4993562591 is about 70665.1441023083. The cubic root of 4993562591 is about 1709.2417772066.

The spelling of 4993562591 in words is "four billion, nine hundred ninety-three million, five hundred sixty-two thousand, five hundred ninety-one".