28797008953 has 2 divisors, whose sum is σ = 28797008954. Its totient is φ = 28797008952.

The previous prime is 28797008921. The next prime is 28797009023. The reversal of 28797008953 is 35980079782.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19900180624 + 8896828329 = 141068^2 + 94323^2 .

It is a cyclic number.

It is not a de Polignac number, because 28797008953 - 2⁵ = 28797008921 is a prime.

It is not a weakly prime, because it can be changed into another prime (28797008353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14398504476 + 14398504477.

It is an arithmetic number, because the mean of its divisors is an integer number (14398504477).

Almost surely, 2^28797008953 is an apocalyptic number.

It is an amenable number.

28797008953 is a deficient number, since it is larger than the sum of its proper divisors (1).

28797008953 is an equidigital number, since it uses as much as digits as its factorization.

28797008953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7620480, while the sum is 58.

The spelling of 28797008953 in words is "twenty-eight billion, seven hundred ninety-seven million, eight thousand, nine hundred fifty-three".