28999968000063 has 16 divisors (see below), whose sum is σ = 39340254839040. Its totient is φ = 18996800986304.

The previous prime is 28999968000019. The next prime is 28999968000071. The reversal of 28999968000063 is 36000086999982.

It is a cyclic number.

It is not a de Polignac number, because 28999968000063 - 2¹⁰ = 28999967999039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28999968000083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37668531 + ... + 38430692.

It is an arithmetic number, because the mean of its divisors is an integer number (2458765927440).

Almost surely, 2^{28999968000063} is an apocalyptic number.

28999968000063 is a deficient number, since it is larger than the sum of its proper divisors (10340286838977).

28999968000063 is a wasteful number, since it uses less digits than its factorization.

28999968000063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76101438.

The product of its (nonzero) digits is 90699264, while the sum is 69.

The spelling of 28999968000063 in words is "twenty-eight trillion, nine hundred ninety-nine billion, nine hundred sixty-eight million, sixty-three", and thus it is an aban number.