52535390436 has 27 divisors (see below), whose sum is σ = 132801268873. Its totient is φ = 17511338400.

The previous prime is 52535390419. The next prime is 52535390441. The reversal of 52535390436 is 63409353525.

It is a happy number.

The square root of 52535390436 is 229206.

It is a perfect power (a square), and thus also a powerful number.

52535390436 is a `hidden beast` number, since 5 + 253 + 5 + 390 + 4 + 3 + 6 = 666.

52535390436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 20307960036 + 32227430400 = 142506^2 + 179520^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52535390391 and 52535390400.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1356136 + ... + 1394336.

Almost surely, 2^52535390436 is an apocalyptic number.

52535390436 is the 229206-th square number.

It is an amenable number.

52535390436 is an abundant number, since it is smaller than the sum of its proper divisors (80265878437).

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

52535390436 is an frugal number, since it uses more digits than its factorization.

52535390436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76412 (or 38206 counting only the distinct ones).

The product of its (nonzero) digits is 1458000, while the sum is 45.

The spelling of 52535390436 in words is "fifty-two billion, five hundred thirty-five million, three hundred ninety thousand, four hundred thirty-six".