28859595953 has 2 divisors, whose sum is σ = 28859595954. Its totient is φ = 28859595952.

The previous prime is 28859595911. The next prime is 28859595971. The reversal of 28859595953 is 35959595882.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26266036624 + 2593559329 = 162068^2 + 50927^2 .

It is a cyclic number.

It is not a de Polignac number, because 28859595953 - 2²⁴ = 28842818737 is a prime.

It is not a weakly prime, because it can be changed into another prime (28859595053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14429797976 + 14429797977.

It is an arithmetic number, because the mean of its divisors is an integer number (14429797977).

Almost surely, 2^28859595953 is an apocalyptic number.

It is an amenable number.

28859595953 is a deficient number, since it is larger than the sum of its proper divisors (1).

28859595953 is an equidigital number, since it uses as much as digits as its factorization.

28859595953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960000, while the sum is 68.

The spelling of 28859595953 in words is "twenty-eight billion, eight hundred fifty-nine million, five hundred ninety-five thousand, nine hundred fifty-three".