28652295577 has 2 divisors, whose sum is σ = 28652295578. Its totient is φ = 28652295576.

The previous prime is 28652295521. The next prime is 28652295593. The reversal of 28652295577 is 77559225682.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26591498761 + 2060796816 = 163069^2 + 45396^2 .

It is a cyclic number.

It is not a de Polignac number, because 28652295577 - 2¹¹ = 28652293529 is a prime.

It is not a weakly prime, because it can be changed into another prime (28652295677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14326147788 + 14326147789.

It is an arithmetic number, because the mean of its divisors is an integer number (14326147789).

Almost surely, 2^28652295577 is an apocalyptic number.

It is an amenable number.

28652295577 is a deficient number, since it is larger than the sum of its proper divisors (1).

28652295577 is an equidigital number, since it uses as much as digits as its factorization.

28652295577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168000, while the sum is 58.

The spelling of 28652295577 in words is "twenty-eight billion, six hundred fifty-two million, two hundred ninety-five thousand, five hundred seventy-seven".