52500036487252 has 6 divisors (see below), whose sum is σ = 91875063852698. Its totient is φ = 26250018243624.

The previous prime is 52500036487207. The next prime is 52500036487307. The reversal of 52500036487252 is 25278463000525.

It can be written as a sum of positive squares in only one way, i.e., 27760295590416 + 24739740896836 = 5268804^2 + 4973906^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52500036487196 and 52500036487205.

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, 6562504560903 + ... + 6562504560910.

Almost surely, 2^{52500036487252} is an apocalyptic number.

It is an amenable number.

52500036487252 is a deficient number, since it is larger than the sum of its proper divisors (39375027365446).

52500036487252 is a wasteful number, since it uses less digits than its factorization.

52500036487252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13125009121817 (or 13125009121815 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 49.

Adding to 52500036487252 its reverse (25278463000525), we get a palindrome (77778499487777).

The spelling of 52500036487252 in words is "fifty-two trillion, five hundred billion, thirty-six million, four hundred eighty-seven thousand, two hundred fifty-two".