6423999414 has 32 divisors (see below), whose sum is σ = 14932304640. Its totient is φ = 1804318752.

The previous prime is 6423999391. The next prime is 6423999431. The reversal of 6423999414 is 4149993246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1293729 + ... + 1298684.

It is an arithmetic number, because the mean of its divisors is an integer number (466634520).

Almost surely, 2^6423999414 is an apocalyptic number.

6423999414 is an abundant number, since it is smaller than the sum of its proper divisors (8508305226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6423999414 is a wasteful number, since it uses less digits than its factorization.

6423999414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2592484.

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

The square root of 6423999414 is about 80149.8559824034. The cubic root of 6423999414 is about 1858.9533763727.

The spelling of 6423999414 in words is "six billion, four hundred twenty-three million, nine hundred ninety-nine thousand, four hundred fourteen".