6995973823 has 4 divisors (see below), whose sum is σ = 7025245920. Its totient is φ = 6966701728.

The previous prime is 6995973811. The next prime is 6995973827. The reversal of 6995973823 is 3283795996.

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 6995973823 - 2⁵ = 6995973791 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 (6995973827) 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, 14635690 + ... + 14636167.

It is an arithmetic number, because the mean of its divisors is an integer number (1756311480).

Almost surely, 2^6995973823 is an apocalyptic number.

6995973823 is a deficient number, since it is larger than the sum of its proper divisors (29272097).

6995973823 is a wasteful number, since it uses less digits than its factorization.

6995973823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29272096.

The product of its digits is 22044960, while the sum is 61.

The square root of 6995973823 is about 83641.9381829474. The cubic root of 6995973823 is about 1912.5643600766.

The spelling of 6995973823 in words is "six billion, nine hundred ninety-five million, nine hundred seventy-three thousand, eight hundred twenty-three".