52270510661 has 4 divisors (see below), whose sum is σ = 52271029824. Its totient is φ = 52269991500.

The previous prime is 52270510651. The next prime is 52270510679. The reversal of 52270510661 is 16601507225.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 52270510661 - 2³⁰ = 51196768837 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 (52270510651) 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, 54605 + ... + 327906.

It is an arithmetic number, because the mean of its divisors is an integer number (13067757456).

Almost surely, 2^52270510661 is an apocalyptic number.

It is an amenable number.

52270510661 is a deficient number, since it is larger than the sum of its proper divisors (519163).

52270510661 is a wasteful number, since it uses less digits than its factorization.

52270510661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519162.

The product of its (nonzero) digits is 25200, while the sum is 35.

The spelling of 52270510661 in words is "fifty-two billion, two hundred seventy million, five hundred ten thousand, six hundred sixty-one".