18850368734 has 8 divisors (see below), whose sum is σ = 28355654880. Its totient is φ = 9398483776.

The previous prime is 18850368701. The next prime is 18850368739. The reversal of 18850368734 is 43786305881.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18850368739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13349414 + ... + 13350825.

It is an arithmetic number, because the mean of its divisors is an integer number (3544456860).

Almost surely, 2^18850368734 is an apocalyptic number.

18850368734 is a deficient number, since it is larger than the sum of its proper divisors (9505286146).

18850368734 is a wasteful number, since it uses less digits than its factorization.

18850368734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26700594.

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 18850368734 in words is "eighteen billion, eight hundred fifty million, three hundred sixty-eight thousand, seven hundred thirty-four".