53266256872 has 16 divisors (see below), whose sum is σ = 100426025700. Its totient is φ = 26485983360.

The previous prime is 53266256839. The next prime is 53266256903. The reversal of 53266256872 is 27865266235.

It can be written as a sum of positive squares in 2 ways, for example, as 44907543396 + 8358713476 = 211914^2 + 91426^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18391597 + ... + 18394492.

Almost surely, 2^53266256872 is an apocalyptic number.

It is an amenable number.

53266256872 is a deficient number, since it is larger than the sum of its proper divisors (47159768828).

53266256872 is a wasteful number, since it uses less digits than its factorization.

53266256872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36786276 (or 36786272 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 52.

The spelling of 53266256872 in words is "fifty-three billion, two hundred sixty-six million, two hundred fifty-six thousand, eight hundred seventy-two".