18061446133227 has 32 divisors (see below), whose sum is σ = 28188785221632. Its totient is φ = 10072123935264.

The previous prime is 18061446133223. The next prime is 18061446133279. The reversal of 18061446133227 is 72233164416081.

It is not a de Polignac number, because 18061446133227 - 2² = 18061446133223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18061446133223) 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, 26025433 + ... + 26710410.

It is an arithmetic number, because the mean of its divisors is an integer number (880899538176).

Almost surely, 2^{18061446133227} is an apocalyptic number.

18061446133227 is a deficient number, since it is larger than the sum of its proper divisors (10127339088405).

18061446133227 is a wasteful number, since it uses less digits than its factorization.

18061446133227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52736247.

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 18061446133227 in words is "eighteen trillion, sixty-one billion, four hundred forty-six million, one hundred thirty-three thousand, two hundred twenty-seven".