52145203232 has 24 divisors (see below), whose sum is σ = 108699744636. Its totient is φ = 24538918912.

The previous prime is 52145203213. The next prime is 52145203259. The reversal of 52145203232 is 23230254125.

It can be written as a sum of positive squares in 2 ways, for example, as 52128195856 + 17007376 = 228316^2 + 4124^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52145203195 and 52145203204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47927033 + ... + 47928120.

Almost surely, 2^52145203232 is an apocalyptic number.

It is an amenable number.

52145203232 is an abundant number, since it is smaller than the sum of its proper divisors (56554541404).

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

52145203232 is a wasteful number, since it uses less digits than its factorization.

52145203232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95855180 (or 95855172 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 52145203232 its reverse (23230254125), we get a palindrome (75375457357).

The spelling of 52145203232 in words is "fifty-two billion, one hundred forty-five million, two hundred three thousand, two hundred thirty-two".