5205540052 has 12 divisors (see below), whose sum is σ = 9112262656. Its totient is φ = 2602036440.

The previous prime is 5205540047. The next prime is 5205540073. The reversal of 5205540052 is 2500455025.

It is a self number, because there is not a number n which added to its sum of digits gives 5205540052.

It is a congruent number.

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, 167274 + ... + 195937.

Almost surely, 2^5205540052 is an apocalyptic number.

It is an amenable number.

5205540052 is a deficient number, since it is larger than the sum of its proper divisors (3906722604).

5205540052 is a wasteful number, since it uses less digits than its factorization.

5205540052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366798 (or 366796 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 5205540052 is about 72149.4286325263. The cubic root of 5205540052 is about 1733.0932499660.

Adding to 5205540052 its reverse (2500455025), we get a palindrome (7705995077).

The spelling of 5205540052 in words is "five billion, two hundred five million, five hundred forty thousand, fifty-two".