28877639023 has 2 divisors, whose sum is σ = 28877639024. Its totient is φ = 28877639022.

The previous prime is 28877638919. The next prime is 28877639051. The reversal of 28877639023 is 32093677882.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28877639023 - 2⁹ = 28877638511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28877639123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14438819511 + 14438819512.

It is an arithmetic number, because the mean of its divisors is an integer number (14438819512).

Almost surely, 2^28877639023 is an apocalyptic number.

28877639023 is a deficient number, since it is larger than the sum of its proper divisors (1).

28877639023 is an equidigital number, since it uses as much as digits as its factorization.

28877639023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 28877639023 in words is "twenty-eight billion, eight hundred seventy-seven million, six hundred thirty-nine thousand, twenty-three".