52207057277 has 4 divisors (see below), whose sum is σ = 52230027900. Its totient is φ = 52184086656.

The previous prime is 52207057267. The next prime is 52207057289. The reversal of 52207057277 is 77275070225.

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 30022146361 + 22184910916 = 173269^2 + 148946^2 .

It is a cyclic number.

It is not a de Polignac number, because 52207057277 - 2⁶ = 52207057213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52207057267) 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, 11481902 + ... + 11486447.

It is an arithmetic number, because the mean of its divisors is an integer number (13057506975).

Almost surely, 2^52207057277 is an apocalyptic number.

It is an amenable number.

52207057277 is a deficient number, since it is larger than the sum of its proper divisors (22970623).

52207057277 is a wasteful number, since it uses less digits than its factorization.

52207057277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22970622.

The product of its (nonzero) digits is 480200, while the sum is 44.

The spelling of 52207057277 in words is "fifty-two billion, two hundred seven million, fifty-seven thousand, two hundred seventy-seven".