18093809722 has 8 divisors (see below), whose sum is σ = 27303234336. Its totient is φ = 8992731612.

The previous prime is 18093809693. The next prime is 18093809749. The reversal of 18093809722 is 22790839081.

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

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, 27086208 + ... + 27086875.

It is an arithmetic number, because the mean of its divisors is an integer number (3412904292).

Almost surely, 2^18093809722 is an apocalyptic number.

18093809722 is a deficient number, since it is larger than the sum of its proper divisors (9209424614).

18093809722 is a wasteful number, since it uses less digits than its factorization.

18093809722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54173252.

The product of its (nonzero) digits is 435456, while the sum is 49.

The spelling of 18093809722 in words is "eighteen billion, ninety-three million, eight hundred nine thousand, seven hundred twenty-two".