18454546647282 has 16 divisors (see below), whose sum is σ = 36909216211392. Its totient is φ = 6151495062960.

The previous prime is 18454546647209. The next prime is 18454546647289. The reversal of 18454546647282 is 28274664545481.

It is not an unprimeable number, because it can be changed into a prime (18454546647289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3108894 + ... + 6824537.

It is an arithmetic number, because the mean of its divisors is an integer number (2306826013212).

Almost surely, 2^{18454546647282} is an apocalyptic number.

18454546647282 is an abundant number, since it is smaller than the sum of its proper divisors (18454669564110).

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

18454546647282 is a wasteful number, since it uses less digits than its factorization.

18454546647282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10243073.

The product of its digits is 412876800, while the sum is 66.

The spelling of 18454546647282 in words is "eighteen trillion, four hundred fifty-four billion, five hundred forty-six million, six hundred forty-seven thousand, two hundred eighty-two".