52162666361 has 4 divisors (see below), whose sum is σ = 56175179172. Its totient is φ = 48150153552.

The previous prime is 52162666337. The next prime is 52162666379. The reversal of 52162666361 is 16366626125.

52162666361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 29106066025 + 23056600336 = 170605^2 + 151844^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52162666361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52162666321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2006256386 + ... + 2006256411.

It is an arithmetic number, because the mean of its divisors is an integer number (14043794793).

Almost surely, 2^52162666361 is an apocalyptic number.

It is an amenable number.

52162666361 is a deficient number, since it is larger than the sum of its proper divisors (4012512811).

52162666361 is a wasteful number, since it uses less digits than its factorization.

52162666361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4012512810.

The product of its digits is 466560, while the sum is 44.

The spelling of 52162666361 in words is "fifty-two billion, one hundred sixty-two million, six hundred sixty-six thousand, three hundred sixty-one".