28888056023 has 2 divisors, whose sum is σ = 28888056024. Its totient is φ = 28888056022.

The previous prime is 28888055951. The next prime is 28888056073. The reversal of 28888056023 is 32065088882.

It is an a-pointer prime, because the next prime (28888056073) can be obtained adding 28888056023 to its sum of digits (50).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28888056023 - 2²⁶ = 28820947159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28888056073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14444028011 + 14444028012.

It is an arithmetic number, because the mean of its divisors is an integer number (14444028012).

Almost surely, 2^28888056023 is an apocalyptic number.

28888056023 is a deficient number, since it is larger than the sum of its proper divisors (1).

28888056023 is an equidigital number, since it uses as much as digits as its factorization.

28888056023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1474560, while the sum is 50.

The spelling of 28888056023 in words is "twenty-eight billion, eight hundred eighty-eight million, fifty-six thousand, twenty-three".