10728686259 has 12 divisors (see below), whose sum is σ = 15513264936. Its totient is φ = 7144946592.

The previous prime is 10728686251. The next prime is 10728686263. The reversal of 10728686259 is 95268682701.

10728686259 is a `hidden beast` number, since 1 + 0 + 7 + 2 + 8 + 6 + 8 + 625 + 9 = 666.

It is not a de Polignac number, because 10728686259 - 2³ = 10728686251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10728686251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 616857 + ... + 634010.

It is an arithmetic number, because the mean of its divisors is an integer number (1292772078).

Almost surely, 2^10728686259 is an apocalyptic number.

10728686259 is a deficient number, since it is larger than the sum of its proper divisors (4784578677).

10728686259 is a wasteful number, since it uses less digits than its factorization.

10728686259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251826 (or 1251823 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The spelling of 10728686259 in words is "ten billion, seven hundred twenty-eight million, six hundred eighty-six thousand, two hundred fifty-nine".