28364588377 has 12 divisors (see below), whose sum is σ = 28669311216. Its totient is φ = 28063056920.

The previous prime is 28364588353. The next prime is 28364588411. The reversal of 28364588377 is 77388546382.

It is not a de Polignac number, because 28364588377 - 2¹¹ = 28364586329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28364582377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14688102 + ... + 14690032.

It is an arithmetic number, because the mean of its divisors is an integer number (2389109268).

Almost surely, 2^28364588377 is an apocalyptic number.

It is an amenable number.

28364588377 is a deficient number, since it is larger than the sum of its proper divisors (304722839).

28364588377 is a wasteful number, since it uses less digits than its factorization.

28364588377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3428 (or 3321 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 61.

The spelling of 28364588377 in words is "twenty-eight billion, three hundred sixty-four million, five hundred eighty-eight thousand, three hundred seventy-seven".