52056235252447 has 4 divisors (see below), whose sum is σ = 52466126868736. Its totient is φ = 51646343636160.

The previous prime is 52056235252309. The next prime is 52056235252487. The reversal of 52056235252447 is 74425253265025.

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

It is a cyclic number.

It is not a de Polignac number, because 52056235252447 - 2¹⁵ = 52056235219679 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52056235252394 and 52056235252403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52056235252487) 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, 204945807954 + ... + 204945808207.

It is an arithmetic number, because the mean of its divisors is an integer number (13116531717184).

Almost surely, 2^{52056235252447} is an apocalyptic number.

52056235252447 is a deficient number, since it is larger than the sum of its proper divisors (409891616289).

52056235252447 is a wasteful number, since it uses less digits than its factorization.

52056235252447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409891616288.

The product of its (nonzero) digits is 20160000, while the sum is 52.

The spelling of 52056235252447 in words is "fifty-two trillion, fifty-six billion, two hundred thirty-five million, two hundred fifty-two thousand, four hundred forty-seven".