18350612240078 has 8 divisors (see below), whose sum is σ = 27708209210640. Its totient is φ = 9114542503200.

The previous prime is 18350612240039. The next prime is 18350612240089. The reversal of 18350612240078 is 87004221605381.

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, 30381808043 + ... + 30381808646.

It is an arithmetic number, because the mean of its divisors is an integer number (3463526151330).

Almost surely, 2^{18350612240078} is an apocalyptic number.

18350612240078 is a deficient number, since it is larger than the sum of its proper divisors (9357596970562).

18350612240078 is a wasteful number, since it uses less digits than its factorization.

18350612240078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60763616842.

The product of its (nonzero) digits is 645120, while the sum is 47.

The spelling of 18350612240078 in words is "eighteen trillion, three hundred fifty billion, six hundred twelve million, two hundred forty thousand, seventy-eight".