18340723734050 has 48 divisors (see below), whose sum is σ = 35292446496000. Its totient is φ = 7082839444800.

The previous prime is 18340723734049. The next prime is 18340723734133. The reversal of 18340723734050 is 5043732704381.

It is a junction number, because it is equal to n+sod(n) for n = 18340723733986 and 18340723734004.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21622445 + ... + 22454655.

It is an arithmetic number, because the mean of its divisors is an integer number (735259302000).

Almost surely, 2^{18340723734050} is an apocalyptic number.

18340723734050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

18340723734050 is a deficient number, since it is larger than the sum of its proper divisors (16951722761950).

18340723734050 is a wasteful number, since it uses less digits than its factorization.

18340723734050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847451 (or 847446 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 47.

The spelling of 18340723734050 in words is "eighteen trillion, three hundred forty billion, seven hundred twenty-three million, seven hundred thirty-four thousand, fifty".