18353685034 has 8 divisors (see below), whose sum is σ = 27531214308. Its totient is φ = 9176613600.

The previous prime is 18353685029. The next prime is 18353685043. The reversal of 18353685034 is 43058635381.

It can be written as a sum of positive squares in 2 ways, for example, as 17306191809 + 1047493225 = 131553^2 + 32365^2 .

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, 15084 + ... + 192184.

Almost surely, 2^18353685034 is an apocalyptic number.

18353685034 is a deficient number, since it is larger than the sum of its proper divisors (9177529274).

18353685034 is a wasteful number, since it uses less digits than its factorization.

18353685034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228920.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 18353685034 in words is "eighteen billion, three hundred fifty-three million, six hundred eighty-five thousand, thirty-four".