53123236525 has 6 divisors (see below), whose sum is σ = 65872813322. Its totient is φ = 42498589200.

The previous prime is 53123236493. The next prime is 53123236541. The reversal of 53123236525 is 52563232135.

It can be written as a sum of positive squares in 3 ways, for example, as 679488489 + 52443748036 = 26067^2 + 229006^2 .

It is not a de Polignac number, because 53123236525 - 2⁵ = 53123236493 is a prime.

It is a Duffinian number.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 1062464706 + ... + 1062464755.

Almost surely, 2^53123236525 is an apocalyptic number.

It is an amenable number.

53123236525 is a deficient number, since it is larger than the sum of its proper divisors (12749576797).

53123236525 is a wasteful number, since it uses less digits than its factorization.

53123236525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2124929471 (or 2124929466 counting only the distinct ones).

The product of its digits is 162000, while the sum is 37.

The spelling of 53123236525 in words is "fifty-three billion, one hundred twenty-three million, two hundred thirty-six thousand, five hundred twenty-five".