28369759048 has 8 divisors (see below), whose sum is σ = 53193298230. Its totient is φ = 14184879520.

The previous prime is 28369759039. The next prime is 28369759073. The reversal of 28369759048 is 84095796382.

It can be written as a sum of positive squares in only one way, i.e., 27896348484 + 473410564 = 167022^2 + 21758^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1773109933 + ... + 1773109948.

Almost surely, 2^28369759048 is an apocalyptic number.

It is an amenable number.

28369759048 is a deficient number, since it is larger than the sum of its proper divisors (24823539182).

28369759048 is a wasteful number, since it uses less digits than its factorization.

28369759048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3546219887 (or 3546219883 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 61.

The spelling of 28369759048 in words is "twenty-eight billion, three hundred sixty-nine million, seven hundred fifty-nine thousand, forty-eight".