5205135952 has 10 divisors (see below), whose sum is σ = 10084950938. Its totient is φ = 2602567968.

The previous prime is 5205135893. The next prime is 5205135953. The reversal of 5205135952 is 2595315025.

It can be written as a sum of positive squares in only one way, i.e., 3366784576 + 1838351376 = 58024^2 + 42876^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5205135953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162660483 + ... + 162660514.

Almost surely, 2^5205135952 is an apocalyptic number.

It is an amenable number.

5205135952 is a deficient number, since it is larger than the sum of its proper divisors (4879814986).

5205135952 is a wasteful number, since it uses less digits than its factorization.

5205135952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325321005 (or 325320999 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 37.

The square root of 5205135952 is about 72146.6281401979. The cubic root of 5205135952 is about 1733.0484028032.

The spelling of 5205135952 in words is "five billion, two hundred five million, one hundred thirty-five thousand, nine hundred fifty-two".