18052112213368 has 8 divisors (see below), whose sum is σ = 33847710400080. Its totient is φ = 9026056106680.

The previous prime is 18052112213353. The next prime is 18052112213381. The reversal of 18052112213368 is 86331221125081.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×18052112213368² (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 as a sum of consecutive naturals, namely, 1128257013328 + ... + 1128257013343.

It is an arithmetic number, because the mean of its divisors is an integer number (4230963800010).

Almost surely, 2^{18052112213368} is an apocalyptic number.

It is an amenable number.

18052112213368 is a deficient number, since it is larger than the sum of its proper divisors (15795598186712).

18052112213368 is a wasteful number, since it uses less digits than its factorization.

18052112213368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2256514026677 (or 2256514026673 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 43.

The spelling of 18052112213368 in words is "eighteen trillion, fifty-two billion, one hundred twelve million, two hundred thirteen thousand, three hundred sixty-eight".