272281530018 has 32 divisors (see below), whose sum is σ = 545286589056. Its totient is φ = 90639980928.

The previous prime is 272281529873. The next prime is 272281530097. The reversal of 272281530018 is 810035182272.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35115630 + ... + 35123382.

It is an arithmetic number, because the mean of its divisors is an integer number (17040205908).

Almost surely, 2^272281530018 is an apocalyptic number.

272281530018 is an abundant number, since it is smaller than the sum of its proper divisors (273005059038).

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

272281530018 is a wasteful number, since it uses less digits than its factorization.

272281530018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14778.

The product of its (nonzero) digits is 53760, while the sum is 39.

The spelling of 272281530018 in words is "two hundred seventy-two billion, two hundred eighty-one million, five hundred thirty thousand, eighteen".