18338140094 has 8 divisors (see below), whose sum is σ = 27549991560. Its totient is φ = 9154809576.

The previous prime is 18338140049. The next prime is 18338140103. The reversal of 18338140094 is 49004183381.

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, 7128629 + ... + 7131200.

It is an arithmetic number, because the mean of its divisors is an integer number (3443748945).

Almost surely, 2^18338140094 is an apocalyptic number.

18338140094 is a deficient number, since it is larger than the sum of its proper divisors (9211851466).

18338140094 is a wasteful number, since it uses less digits than its factorization.

18338140094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14260474.

The product of its (nonzero) digits is 82944, while the sum is 41.

The spelling of 18338140094 in words is "eighteen billion, three hundred thirty-eight million, one hundred forty thousand, ninety-four".