5131525660 has 24 divisors (see below), whose sum is σ = 10796145696. Its totient is φ = 2048811840.

The previous prime is 5131525657. The next prime is 5131525703. The reversal of 5131525660 is 665251315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226312 + ... + 247951.

It is an arithmetic number, because the mean of its divisors is an integer number (449839404).

Almost surely, 2^5131525660 is an apocalyptic number.

It is an amenable number.

5131525660 is an abundant number, since it is smaller than the sum of its proper divisors (5664620036).

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

5131525660 is a wasteful number, since it uses less digits than its factorization.

5131525660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474813 (or 474811 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 5131525660 is about 71634.6680036978. The cubic root of 5131525660 is about 1724.8400787122.

Adding to 5131525660 its reverse (665251315), we get a palindrome (5796776975).

The spelling of 5131525660 in words is "five billion, one hundred thirty-one million, five hundred twenty-five thousand, six hundred sixty".