52815806266 has 16 divisors (see below), whose sum is σ = 81789170688. Its totient is φ = 25552954800.

The previous prime is 52815806221. The next prime is 52815806293. The reversal of 52815806266 is 66260851825.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517596 + ... + 611176.

It is an arithmetic number, because the mean of its divisors is an integer number (5111823168).

Almost surely, 2^52815806266 is an apocalyptic number.

52815806266 is a deficient number, since it is larger than the sum of its proper divisors (28973364422).

52815806266 is a wasteful number, since it uses less digits than its factorization.

52815806266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102717.

The product of its (nonzero) digits is 1382400, while the sum is 49.

The spelling of 52815806266 in words is "fifty-two billion, eight hundred fifteen million, eight hundred six thousand, two hundred sixty-six".