18363469290912 has 96 divisors (see below), whose sum is σ = 56710714032000. Its totient is φ = 5761088400384.

The previous prime is 18363469290871. The next prime is 18363469290917. The reversal of 18363469290912 is 21909296436381.

18363469290912 is a `hidden beast` number, since 1 + 8 + 3 + 63 + 469 + 29 + 0 + 91 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 18363469290912.

It is not an unprimeable number, because it can be changed into a prime (18363469290917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 625103412 + ... + 625132787.

It is an arithmetic number, because the mean of its divisors is an integer number (590736604500).

Almost surely, 2^{18363469290912} is an apocalyptic number.

18363469290912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

18363469290912 is an abundant number, since it is smaller than the sum of its proper divisors (38347244741088).

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

18363469290912 is a wasteful number, since it uses less digits than its factorization.

18363469290912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250236235 (or 1250236221 counting only the distinct ones).

The product of its (nonzero) digits is 30233088, while the sum is 63.

The spelling of 18363469290912 in words is "eighteen trillion, three hundred sixty-three billion, four hundred sixty-nine million, two hundred ninety thousand, nine hundred twelve".