52066160977 has 4 divisors (see below), whose sum is σ = 52071429556. Its totient is φ = 52060892400.

The previous prime is 52066160941. The next prime is 52066160983. The reversal of 52066160977 is 77906166025.

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 46166538496 + 5899622481 = 214864^2 + 76809^2 .

It is a cyclic number.

It is not a de Polignac number, because 52066160977 - 2²³ = 52057772369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52066160977.

It is not an unprimeable number, because it can be changed into a prime (52066160677) 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, 2619438 + ... + 2639239.

It is an arithmetic number, because the mean of its divisors is an integer number (13017857389).

Almost surely, 2^52066160977 is an apocalyptic number.

It is an amenable number.

52066160977 is a deficient number, since it is larger than the sum of its proper divisors (5268579).

52066160977 is an equidigital number, since it uses as much as digits as its factorization.

52066160977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5268578.

The product of its (nonzero) digits is 952560, while the sum is 49.

The spelling of 52066160977 in words is "fifty-two billion, sixty-six million, one hundred sixty thousand, nine hundred seventy-seven".