525772520052 has 48 divisors (see below), whose sum is σ = 1321935014400. Its totient is φ = 161682726528.

The previous prime is 525772520051. The next prime is 525772520089. The reversal of 525772520052 is 250025277525.

It is a junction number, because it is equal to n+sod(n) for n = 525772519986 and 525772520013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525772520051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 702052 + ... + 1242747.

It is an arithmetic number, because the mean of its divisors is an integer number (27540312800).

Almost surely, 2^525772520052 is an apocalyptic number.

525772520052 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

525772520052 is an abundant number, since it is smaller than the sum of its proper divisors (796162494348).

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

525772520052 is a wasteful number, since it uses less digits than its factorization.

525772520052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946552 (or 1946550 counting only the distinct ones).

The product of its (nonzero) digits is 490000, while the sum is 42.

Adding to 525772520052 its reverse (250025277525), we get a palindrome (775797797577).

The spelling of 525772520052 in words is "five hundred twenty-five billion, seven hundred seventy-two million, five hundred twenty thousand, fifty-two".