6501211132 has 24 divisors (see below), whose sum is σ = 12254820032. Its totient is φ = 2999937600.

The previous prime is 6501211109. The next prime is 6501211163. The reversal of 6501211132 is 2311121056.

It is a happy number.

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, 324157 + ... + 343627.

Almost surely, 2^6501211132 is an apocalyptic number.

It is an amenable number.

6501211132 is a deficient number, since it is larger than the sum of its proper divisors (5753608900).

6501211132 is a wasteful number, since it uses less digits than its factorization.

6501211132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25909 (or 25907 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 6501211132 is about 80630.0882549436. The cubic root of 6501211132 is about 1866.3714831000.

Adding to 6501211132 its reverse (2311121056), we get a palindrome (8812332188).

The spelling of 6501211132 in words is "six billion, five hundred one million, two hundred eleven thousand, one hundred thirty-two".