6500134220 has 24 divisors (see below), whose sum is σ = 13823073600. Its totient is φ = 2567140992.

The previous prime is 6500134189. The next prime is 6500134237. The reversal of 6500134220 is 224310056.

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, 2055425 + ... + 2058584.

It is an arithmetic number, because the mean of its divisors is an integer number (575961400).

Almost surely, 2^6500134220 is an apocalyptic number.

It is an amenable number.

6500134220 is an abundant number, since it is smaller than the sum of its proper divisors (7322939380).

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

6500134220 is a wasteful number, since it uses less digits than its factorization.

6500134220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4114097 (or 4114095 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 6500134220 is about 80623.4098757923. The cubic root of 6500134220 is about 1866.2684239009.

Adding to 6500134220 its reverse (224310056), we get a palindrome (6724444276).

The spelling of 6500134220 in words is "six billion, five hundred million, one hundred thirty-four thousand, two hundred twenty".