28799067703 has 4 divisors (see below), whose sum is σ = 32913220240. Its totient is φ = 24684915168.

The previous prime is 28799067691. The next prime is 28799067727. The reversal of 28799067703 is 30776099782.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30776099782 = 2 ⋅15388049891.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28799067703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28799068703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2057076258 + ... + 2057076271.

It is an arithmetic number, because the mean of its divisors is an integer number (8228305060).

Almost surely, 2^28799067703 is an apocalyptic number.

28799067703 is a deficient number, since it is larger than the sum of its proper divisors (4114152537).

28799067703 is an equidigital number, since it uses as much as digits as its factorization.

28799067703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4114152536.

The product of its (nonzero) digits is 8001504, while the sum is 58.

The spelling of 28799067703 in words is "twenty-eight billion, seven hundred ninety-nine million, sixty-seven thousand, seven hundred three".