28977160523 has 2 divisors, whose sum is σ = 28977160524. Its totient is φ = 28977160522.

The previous prime is 28977160453. The next prime is 28977160529. The reversal of 28977160523 is 32506177982.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28977160523 - 2¹⁰ = 28977159499 is a prime.

It is not a weakly prime, because it can be changed into another prime (28977160529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14488580261 + 14488580262.

It is an arithmetic number, because the mean of its divisors is an integer number (14488580262).

Almost surely, 2^28977160523 is an apocalyptic number.

28977160523 is a deficient number, since it is larger than the sum of its proper divisors (1).

28977160523 is an equidigital number, since it uses as much as digits as its factorization.

28977160523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 28977160523 in words is "twenty-eight billion, nine hundred seventy-seven million, one hundred sixty thousand, five hundred twenty-three".