28182268344830 has 16 divisors (see below), whose sum is σ = 50893321081680. Its totient is φ = 11236187768832.

The previous prime is 28182268344829. The next prime is 28182268344847. The reversal of 28182268344830 is 3844386228182.

It is a self number, because there is not a number n which added to its sum of digits gives 28182268344830.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4589942915 + ... + 4589949054.

It is an arithmetic number, because the mean of its divisors is an integer number (3180832567605).

Almost surely, 2^{28182268344830} is an apocalyptic number.

28182268344830 is a deficient number, since it is larger than the sum of its proper divisors (22711052736850).

28182268344830 is a wasteful number, since it uses less digits than its factorization.

28182268344830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9179892283.

The product of its (nonzero) digits is 28311552, while the sum is 59.

The spelling of 28182268344830 in words is "twenty-eight trillion, one hundred eighty-two billion, two hundred sixty-eight million, three hundred forty-four thousand, eight hundred thirty".