16623073798 has 8 divisors (see below), whose sum is σ = 25176694608. Its totient is φ = 8230842264.

The previous prime is 16623073769. The next prime is 16623073811. The reversal of 16623073798 is 89737032661.

It is a happy number.

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, 40347061 + ... + 40347472.

It is an arithmetic number, because the mean of its divisors is an integer number (3147086826).

Almost surely, 2^16623073798 is an apocalyptic number.

16623073798 is a deficient number, since it is larger than the sum of its proper divisors (8553620810).

16623073798 is a wasteful number, since it uses less digits than its factorization.

16623073798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80694638.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The spelling of 16623073798 in words is "sixteen billion, six hundred twenty-three million, seventy-three thousand, seven hundred ninety-eight".