53543245325425 has 48 divisors (see below), whose sum is σ = 70572535300800. Its totient is φ = 40220843846400.

The previous prime is 53543245325413. The next prime is 53543245325491. The reversal of 53543245325425 is 52452354234535.

It is a de Polignac number, because none of the positive numbers 2^k-53543245325425 is a prime.

It is a super-2 number, since 2×53543245325425² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56695746 + ... + 57632404.

It is an arithmetic number, because the mean of its divisors is an integer number (1470261152100).

Almost surely, 2^{53543245325425} is an apocalyptic number.

It is an amenable number.

53543245325425 is a deficient number, since it is larger than the sum of its proper divisors (17029289975375).

53543245325425 is a wasteful number, since it uses less digits than its factorization.

53543245325425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938866 (or 938861 counting only the distinct ones).

The product of its digits is 43200000, while the sum is 52.

The spelling of 53543245325425 in words is "fifty-three trillion, five hundred forty-three billion, two hundred forty-five million, three hundred twenty-five thousand, four hundred twenty-five".