5137532420 has 12 divisors (see below), whose sum is σ = 10788818124. Its totient is φ = 2055012960.

The previous prime is 5137532401. The next prime is 5137532431. The reversal of 5137532420 is 242357315.

It can be written as a sum of positive squares in 2 ways, for example, as 970571716 + 4166960704 = 31154^2 + 64552^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128438291 + ... + 128438330.

It is an arithmetic number, because the mean of its divisors is an integer number (899068177).

Almost surely, 2^5137532420 is an apocalyptic number.

It is an amenable number.

5137532420 is an abundant number, since it is smaller than the sum of its proper divisors (5651285704).

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

5137532420 is a wasteful number, since it uses less digits than its factorization.

5137532420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256876630 (or 256876628 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 5137532420 is about 71676.5820892710. The cubic root of 5137532420 is about 1725.5128260325.

Adding to 5137532420 its reverse (242357315), we get a palindrome (5379889735).

The spelling of 5137532420 in words is "five billion, one hundred thirty-seven million, five hundred thirty-two thousand, four hundred twenty".