18058346769216 has 224 divisors, whose sum is σ = 54410028051456. Its totient is φ = 5246023680000.

The previous prime is 18058346769139. The next prime is 18058346769227. The reversal of 18058346769216 is 61296764385081.

It is a super-2 number, since 2×18058346769216² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 326266 + ... + 6018566.

It is an arithmetic number, because the mean of its divisors is an integer number (242901910944).

It is a 1-persistent number, because it is pandigital, but 2⋅18058346769216 = 36116693538432 is not.

Almost surely, 2^{18058346769216} is an apocalyptic number.

18058346769216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 18058346769216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27205014025728).

18058346769216 is an abundant number, since it is smaller than the sum of its proper divisors (36351681282240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18058346769216 is a wasteful number, since it uses less digits than its factorization.

18058346769216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5692401 (or 5692391 counting only the distinct ones).

The product of its (nonzero) digits is 104509440, while the sum is 66.

The spelling of 18058346769216 in words is "eighteen trillion, fifty-eight billion, three hundred forty-six million, seven hundred sixty-nine thousand, two hundred sixteen".