5421135620 has 24 divisors (see below), whose sum is σ = 11662054488. Its totient is φ = 2115564800.

The previous prime is 5421135569. The next prime is 5421135631. The reversal of 5421135620 is 265311245.

It can be written as a sum of positive squares in 4 ways, for example, as 828633796 + 4592501824 = 28786^2 + 67768^2 .

It is a super-2 number, since 2×5421135620² = 58777422820865568800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3304751 + ... + 3306390.

It is an arithmetic number, because the mean of its divisors is an integer number (485918937).

Almost surely, 2^5421135620 is an apocalyptic number.

It is an amenable number.

5421135620 is an abundant number, since it is smaller than the sum of its proper divisors (6240918868).

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

5421135620 is a wasteful number, since it uses less digits than its factorization.

5421135620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6611191 (or 6611189 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 5421135620 is about 73628.3615191863. The cubic root of 5421135620 is about 1756.6965863711.

Adding to 5421135620 its reverse (265311245), we get a palindrome (5686446865).

The spelling of 5421135620 in words is "five billion, four hundred twenty-one million, one hundred thirty-five thousand, six hundred twenty".