1838718713158 has 24 divisors (see below), whose sum is σ = 2855438681400. Its totient is φ = 887889096864.

The previous prime is 1838718713137. The next prime is 1838718713179. The reversal of 1838718713158 is 8513178178381.

It is an interprime number because it is at equal distance from previous prime (1838718713137) and next prime (1838718713179).

It is a super-2 number, since 2×1838718713158² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1838718713096 and 1838718713105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2464248 + ... + 3122491.

It is an arithmetic number, because the mean of its divisors is an integer number (118976611725).

Almost surely, 2^{1838718713158} is an apocalyptic number.

1838718713158 is a deficient number, since it is larger than the sum of its proper divisors (1016719968242).

1838718713158 is an equidigital number, since it uses as much as digits as its factorization.

1838718713158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5586916 (or 5586873 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 61.

The spelling of 1838718713158 in words is "one trillion, eight hundred thirty-eight billion, seven hundred eighteen million, seven hundred thirteen thousand, one hundred fifty-eight".