52840326897 has 6 divisors (see below), whose sum is σ = 76324916642. Its totient is φ = 35226884592.

The previous prime is 52840326839. The next prime is 52840326907. The reversal of 52840326897 is 79862304825.

52840326897 is a `hidden beast` number, since 528 + 4 + 0 + 3 + 26 + 8 + 97 = 666.

It can be written as a sum of positive squares in only one way, i.e., 36298251441 + 16542075456 = 190521^2 + 128616^2 .

It is not a de Polignac number, because 52840326897 - 2¹⁴ = 52840310513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52840326197) 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 in 5 ways as a sum of consecutive naturals, for example, 2935573708 + ... + 2935573725.

Almost surely, 2^52840326897 is an apocalyptic number.

It is an amenable number.

52840326897 is a deficient number, since it is larger than the sum of its proper divisors (23484589745).

52840326897 is a wasteful number, since it uses less digits than its factorization.

52840326897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5871147439 (or 5871147436 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 52840326897 in words is "fifty-two billion, eight hundred forty million, three hundred twenty-six thousand, eight hundred ninety-seven".