52265646145 has 16 divisors (see below), whose sum is σ = 63393576912. Its totient is φ = 41363353600.

The previous prime is 52265646143. The next prime is 52265646193. The reversal of 52265646145 is 54164656225.

It can be written as a sum of positive squares in 8 ways, for example, as 2666792881 + 49598853264 = 51641^2 + 222708^2 .

It is not a de Polignac number, because 52265646145 - 2¹ = 52265646143 is a prime.

It is a super-2 number, since 2×52265646145² (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 = 52265646095 and 52265646104.

It is not an unprimeable number, because it can be changed into a prime (52265646143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 559089 + ... + 645841.

It is an arithmetic number, because the mean of its divisors is an integer number (3962098557).

Almost surely, 2^52265646145 is an apocalyptic number.

It is an amenable number.

52265646145 is a deficient number, since it is larger than the sum of its proper divisors (11127930767).

52265646145 is a wasteful number, since it uses less digits than its factorization.

52265646145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88052.

The product of its digits is 1728000, while the sum is 46.

The spelling of 52265646145 in words is "fifty-two billion, two hundred sixty-five million, six hundred forty-six thousand, one hundred forty-five".