4991323373 has 8 divisors (see below), whose sum is σ = 5018496000. Its totient is φ = 4964172048.

The previous prime is 4991323349. The next prime is 4991323417. The reversal of 4991323373 is 3733231994.

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 4991323373 - 2¹⁶ = 4991257837 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 (4991323873) 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, 739508 + ... + 746226.

It is an arithmetic number, because the mean of its divisors is an integer number (627312000).

Almost surely, 2^4991323373 is an apocalyptic number.

It is an amenable number.

4991323373 is a deficient number, since it is larger than the sum of its proper divisors (27172627).

4991323373 is a wasteful number, since it uses less digits than its factorization.

4991323373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10651.

The product of its digits is 367416, while the sum is 44.

The square root of 4991323373 is about 70649.2984607774. The cubic root of 4991323373 is about 1708.9862524107.

The spelling of 4991323373 in words is "four billion, nine hundred ninety-one million, three hundred twenty-three thousand, three hundred seventy-three".