28746030317156 has 12 divisors (see below), whose sum is σ = 50803627838460. Its totient is φ = 14230708077600.

The previous prime is 28746030317117. The next prime is 28746030317171. The reversal of 28746030317156 is 65171303064782.

It can be written as a sum of positive squares in 2 ways, for example, as 13823524000000 + 14922506317156 = 3718000^2 + 3862966^2 .

It is a junction number, because it is equal to n+sod(n) for n = 28746030317098 and 28746030317107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35576769791 + ... + 35576770598.

It is an arithmetic number, because the mean of its divisors is an integer number (4233635653205).

Almost surely, 2^{28746030317156} is an apocalyptic number.

It is an amenable number.

28746030317156 is a deficient number, since it is larger than the sum of its proper divisors (22057597521304).

28746030317156 is a wasteful number, since it uses less digits than its factorization.

28746030317156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71153540494 (or 71153540492 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 28746030317156 in words is "twenty-eight trillion, seven hundred forty-six billion, thirty million, three hundred seventeen thousand, one hundred fifty-six".