6536671900 has 36 divisors (see below), whose sum is σ = 15474087720. Its totient is φ = 2376971200.

The previous prime is 6536671877. The next prime is 6536671909. The reversal of 6536671900 is 91766356.

It is a super-2 number, since 2×6536671900² = 85456159056499220000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6536671909) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2970115 + ... + 2972314.

It is an arithmetic number, because the mean of its divisors is an integer number (429835770).

Almost surely, 2^6536671900 is an apocalyptic number.

It is an amenable number.

6536671900 is an abundant number, since it is smaller than the sum of its proper divisors (8937415820).

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

6536671900 is a wasteful number, since it uses less digits than its factorization.

6536671900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5942454 (or 5942447 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 6536671900 is about 80849.6870742244. The cubic root of 6536671900 is about 1869.7586980242.

The spelling of 6536671900 in words is "six billion, five hundred thirty-six million, six hundred seventy-one thousand, nine hundred".