53403125342544 has 60 divisors (see below), whose sum is σ = 149461139288916. Its totient is φ = 17800260519936.

The previous prime is 53403125342527. The next prime is 53403125342549. The reversal of 53403125342544 is 44524352130435.

53403125342544 is a `hidden beast` number, since 5 + 3 + 4 + 0 + 3 + 12 + 53 + 42 + 544 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 39798181616400 + 13604943726144 = 6308580^2 + 3688488^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53403125342544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53403125342549) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 4841079 + ... + 11412374.

Almost surely, 2^{53403125342544} is an apocalyptic number.

It is an amenable number.

53403125342544 is an abundant number, since it is smaller than the sum of its proper divisors (96058013946372).

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

53403125342544 is a wasteful number, since it uses less digits than its factorization.

53403125342544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16276284 (or 16276275 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 45.

Adding to 53403125342544 its reverse (44524352130435), we get a palindrome (97927477472979).

The spelling of 53403125342544 in words is "fifty-three trillion, four hundred three billion, one hundred twenty-five million, three hundred forty-two thousand, five hundred forty-four".