28797009023 has 2 divisors, whose sum is σ = 28797009024. Its totient is φ = 28797009022.

The previous prime is 28797008953. The next prime is 28797009047. The reversal of 28797009023 is 32090079782.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28797009023 - 2²⁰ = 28795960447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28797009323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14398504511 + 14398504512.

It is an arithmetic number, because the mean of its divisors is an integer number (14398504512).

Almost surely, 2^28797009023 is an apocalyptic number.

28797009023 is a deficient number, since it is larger than the sum of its proper divisors (1).

28797009023 is an equidigital number, since it uses as much as digits as its factorization.

28797009023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 47.

The spelling of 28797009023 in words is "twenty-eight billion, seven hundred ninety-seven million, nine thousand, twenty-three".