5202125613 has 80 divisors (see below), whose sum is σ = 8390283264. Its totient is φ = 3200601600.

The previous prime is 5202125611. The next prime is 5202125659. The reversal of 5202125613 is 3165212025.

It is a happy number.

5202125613 is a `hidden beast` number, since 5 + 2 + 0 + 21 + 25 + 613 = 666.

It is not a de Polignac number, because 5202125613 - 2¹ = 5202125611 is a prime.

It is a super-2 number, since 2×5202125613² = 54124221786861251538, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5202125611) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 26406631 + ... + 26406827.

Almost surely, 2^5202125613 is an apocalyptic number.

It is an amenable number.

5202125613 is a deficient number, since it is larger than the sum of its proper divisors (3188157651).

5202125613 is a wasteful number, since it uses less digits than its factorization.

5202125613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504 (or 495 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 5202125613 is about 72125.7624777721. The cubic root of 5202125613 is about 1732.7142412294.

Adding to 5202125613 its reverse (3165212025), we get a palindrome (8367337638).

It can be divided in two parts, 520212 and 5613, that added together give a triangular number (525825 = T₁₀₂₅).

The spelling of 5202125613 in words is "five billion, two hundred two million, one hundred twenty-five thousand, six hundred thirteen".