16808572438 has 8 divisors (see below), whose sum is σ = 28814695632. Its totient is φ = 7203673896.

The previous prime is 16808572423. The next prime is 16808572453. The reversal of 16808572438 is 83427580861.

It is an interprime number because it is at equal distance from previous prime (16808572423) and next prime (16808572453).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 600306145 + ... + 600306172.

It is an arithmetic number, because the mean of its divisors is an integer number (3601836954).

Almost surely, 2^16808572438 is an apocalyptic number.

16808572438 is a deficient number, since it is larger than the sum of its proper divisors (12006123194).

16808572438 is a wasteful number, since it uses less digits than its factorization.

16808572438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200612326.

The product of its (nonzero) digits is 2580480, while the sum is 52.

The spelling of 16808572438 in words is "sixteen billion, eight hundred eight million, five hundred seventy-two thousand, four hundred thirty-eight".