53345211525 has 192 divisors, whose sum is σ = 104290467840. Its totient is φ = 26693971200.

The previous prime is 53345211503. The next prime is 53345211527. The reversal of 53345211525 is 52511254335.

53345211525 is a `hidden beast` number, since 53 + 3 + 452 + 1 + 152 + 5 = 666.

It is not a de Polignac number, because 53345211525 - 2⁶ = 53345211461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53345211525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53345211527) by changing a digit.

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 191 ways as a sum of consecutive naturals, for example, 114229342 + ... + 114229808.

It is an arithmetic number, because the mean of its divisors is an integer number (543179520).

Almost surely, 2^53345211525 is an apocalyptic number.

It is an amenable number.

53345211525 is a deficient number, since it is larger than the sum of its proper divisors (50945256315).

53345211525 is a wasteful number, since it uses less digits than its factorization.

53345211525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673 (or 662 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The spelling of 53345211525 in words is "fifty-three billion, three hundred forty-five million, two hundred eleven thousand, five hundred twenty-five".