18042560401327 has 32 divisors (see below), whose sum is σ = 23872841040384. Its totient is φ = 13201570252800.

The previous prime is 18042560401321. The next prime is 18042560401379. The reversal of 18042560401327 is 72310406524081.

It is a cyclic number.

It is not a de Polignac number, because 18042560401327 - 2³ = 18042560401319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18042560401321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15349449 + ... + 16483042.

It is an arithmetic number, because the mean of its divisors is an integer number (746026282512).

Almost surely, 2^{18042560401327} is an apocalyptic number.

18042560401327 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

18042560401327 is a deficient number, since it is larger than the sum of its proper divisors (5830280639057).

18042560401327 is a wasteful number, since it uses less digits than its factorization.

18042560401327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31832959.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 18042560401327 in words is "eighteen trillion, forty-two billion, five hundred sixty million, four hundred one thousand, three hundred twenty-seven".