52066561255 has 4 divisors (see below), whose sum is σ = 62479873512. Its totient is φ = 41653249000.

The previous prime is 52066561247. The next prime is 52066561271. The reversal of 52066561255 is 55216566025.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 52066561255 - 2³ = 52066561247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5206656121 + ... + 5206656130.

It is an arithmetic number, because the mean of its divisors is an integer number (15619968378).

Almost surely, 2^52066561255 is an apocalyptic number.

52066561255 is a deficient number, since it is larger than the sum of its proper divisors (10413312257).

52066561255 is a wasteful number, since it uses less digits than its factorization.

52066561255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10413312256.

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 52066561255 in words is "fifty-two billion, sixty-six million, five hundred sixty-one thousand, two hundred fifty-five".