6619893423 has 108 divisors (see below), whose sum is σ = 11048932440. Its totient is φ = 3517113600.

The previous prime is 6619893407. The next prime is 6619893431. The reversal of 6619893423 is 3243989166.

6619893423 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6619893423 - 2⁴ = 6619893407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6619893433) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 108522813 + ... + 108522873.

It is an arithmetic number, because the mean of its divisors is an integer number (102304930).

Almost surely, 2^6619893423 is an apocalyptic number.

6619893423 is a deficient number, since it is larger than the sum of its proper divisors (4429039017).

6619893423 is a wasteful number, since it uses less digits than its factorization.

6619893423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 117 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 51.

The square root of 6619893423 is about 81362.7274800937. The cubic root of 6619893423 is about 1877.6601930097.

The spelling of 6619893423 in words is "six billion, six hundred nineteen million, eight hundred ninety-three thousand, four hundred twenty-three".