52811260146 has 40 divisors (see below), whose sum is σ = 118448260524. Its totient is φ = 17587104480.

The previous prime is 52811260129. The next prime is 52811260199. The reversal of 52811260146 is 64106211825.

It is a happy number.

52811260146 is a `hidden beast` number, since 5 + 2 + 8 + 1 + 1 + 2 + 601 + 46 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 44621915121 + 8189345025 = 211239^2 + 90495^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 52811260146.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 18256 + ... + 325508.

Almost surely, 2^52811260146 is an apocalyptic number.

52811260146 is an abundant number, since it is smaller than the sum of its proper divisors (65637000378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52811260146 is a wasteful number, since it uses less digits than its factorization.

52811260146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308328 (or 308319 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The spelling of 52811260146 in words is "fifty-two billion, eight hundred eleven million, two hundred sixty thousand, one hundred forty-six".