52540891524 has 243 divisors, whose sum is σ = 153623487927. Its totient is φ = 15128388000.

The previous prime is 52540891453. The next prime is 52540891541. The reversal of 52540891524 is 42519804525.

The square root of 52540891524 is 229218.

It is a perfect power (a square), and thus also a powerful number.

52540891524 is a `hidden beast` number, since 5 + 2 + 5 + 40 + 89 + 1 + 524 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 52540891524.

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 80 ways as a sum of consecutive naturals, for example, 347952849 + ... + 347952999.

Almost surely, 2^52540891524 is an apocalyptic number.

52540891524 is the 229218-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52540891524

52540891524 is an abundant number, since it is smaller than the sum of its proper divisors (101082596403).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52540891524 is a wasteful number, since it uses less digits than its factorization.

52540891524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 45.

The spelling of 52540891524 in words is "fifty-two billion, five hundred forty million, eight hundred ninety-one thousand, five hundred twenty-four".