28899859953056 has 24 divisors (see below), whose sum is σ = 57616809405120. Its totient is φ = 14267019469248.

The previous prime is 28899859952969. The next prime is 28899859953061. The reversal of 28899859953056 is 65035995899882.

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, 5715950786 + ... + 5715955841.

It is an arithmetic number, because the mean of its divisors is an integer number (2400700391880).

Almost surely, 2^{28899859953056} is an apocalyptic number.

It is an amenable number.

28899859953056 is a deficient number, since it is larger than the sum of its proper divisors (28716949452064).

28899859953056 is a wasteful number, since it uses less digits than its factorization.

28899859953056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11431906716 (or 11431906708 counting only the distinct ones).

The product of its (nonzero) digits is 15116544000, while the sum is 86.

The spelling of 28899859953056 in words is "twenty-eight trillion, eight hundred ninety-nine billion, eight hundred fifty-nine million, nine hundred fifty-three thousand, fifty-six".