1838339386093 has 8 divisors (see below), whose sum is σ = 2104538450112. Its totient is φ = 1573035110016.

The previous prime is 1838339386043. The next prime is 1838339386139. The reversal of 1838339386093 is 3906839338381.

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

It is a cyclic number.

It is not a de Polignac number, because 1838339386093 - 2²⁹ = 1837802515181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1838339386033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223692580 + ... + 223700797.

It is an arithmetic number, because the mean of its divisors is an integer number (263067306264).

Almost surely, 2^{1838339386093} is an apocalyptic number.

It is an amenable number.

1838339386093 is a deficient number, since it is larger than the sum of its proper divisors (266199064019).

1838339386093 is an equidigital number, since it uses as much as digits as its factorization.

1838339386093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447393971.

The product of its (nonzero) digits is 60466176, while the sum is 64.

The spelling of 1838339386093 in words is "one trillion, eight hundred thirty-eight billion, three hundred thirty-nine million, three hundred eighty-six thousand, ninety-three".