52589239261 has 4 divisors (see below), whose sum is σ = 56634565372. Its totient is φ = 48543913152.

The previous prime is 52589239259. The next prime is 52589239277. The reversal of 52589239261 is 16293298525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20595120100 + 31994119161 = 143510^2 + 178869^2 .

It is a cyclic number.

It is not a de Polignac number, because 52589239261 - 2¹ = 52589239259 is a prime.

It is a super-2 number, since 2×52589239261² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52589239199 and 52589239208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52589239061) 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 3 ways as a sum of consecutive naturals, for example, 2022663036 + ... + 2022663061.

It is an arithmetic number, because the mean of its divisors is an integer number (14158641343).

Almost surely, 2^52589239261 is an apocalyptic number.

It is an amenable number.

52589239261 is a deficient number, since it is larger than the sum of its proper divisors (4045326111).

52589239261 is a wasteful number, since it uses less digits than its factorization.

52589239261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4045326110.

The product of its digits is 2332800, while the sum is 52.

The spelling of 52589239261 in words is "fifty-two billion, five hundred eighty-nine million, two hundred thirty-nine thousand, two hundred sixty-one".