51525324544 has 18 divisors (see below), whose sum is σ = 102849378800. Its totient is φ = 25762662144.

The previous prime is 51525324479. The next prime is 51525324581. The reversal of 51525324544 is 44542352515.

51525324544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 51525324497 and 51525324506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100635144 + ... + 100635655.

Almost surely, 2^51525324544 is an apocalyptic number.

It is an amenable number.

51525324544 is a deficient number, since it is larger than the sum of its proper divisors (51324054256).

51525324544 is an equidigital number, since it uses as much as digits as its factorization.

51525324544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201270815 (or 201270801 counting only the distinct ones).

The product of its digits is 480000, while the sum is 40.

The spelling of 51525324544 in words is "fifty-one billion, five hundred twenty-five million, three hundred twenty-four thousand, five hundred forty-four".