52540444505 has 8 divisors (see below), whose sum is σ = 63059626824. Its totient is φ = 42024960000.

The previous prime is 52540444471. The next prime is 52540444559. The reversal of 52540444505 is 50544404525.

It can be written as a sum of positive squares in 4 ways, for example, as 6115709209 + 46424735296 = 78203^2 + 215464^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52540444505 - 2⁶ = 52540444441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 893096 + ... + 950105.

It is an arithmetic number, because the mean of its divisors is an integer number (7882453353).

Almost surely, 2^52540444505 is an apocalyptic number.

It is an amenable number.

52540444505 is a deficient number, since it is larger than the sum of its proper divisors (10519182319).

52540444505 is a wasteful number, since it uses less digits than its factorization.

52540444505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848907.

The product of its (nonzero) digits is 320000, while the sum is 38.

The spelling of 52540444505 in words is "fifty-two billion, five hundred forty million, four hundred forty-four thousand, five hundred five".