28320342526802 has 4 divisors (see below), whose sum is σ = 42480513790206. Its totient is φ = 14160171263400.

The previous prime is 28320342526711. The next prime is 28320342526849. The reversal of 28320342526802 is 20862524302382.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 25933444215121 + 2386898311681 = 5092489^2 + 1544959^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7080085631699 + ... + 7080085631702.

Almost surely, 2^{28320342526802} is an apocalyptic number.

28320342526802 is a deficient number, since it is larger than the sum of its proper divisors (14160171263404).

28320342526802 is a wasteful number, since it uses less digits than its factorization.

28320342526802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14160171263403.

The product of its (nonzero) digits is 2211840, while the sum is 47.

The spelling of 28320342526802 in words is "twenty-eight trillion, three hundred twenty billion, three hundred forty-two million, five hundred twenty-six thousand, eight hundred two".