6538265608 has 96 divisors (see below), whose sum is σ = 14524712640. Its totient is φ = 2750616960.

The previous prime is 6538265581. The next prime is 6538265609. The reversal of 6538265608 is 8065628356.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (6538265609) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 9657366 + ... + 9658042.

It is an arithmetic number, because the mean of its divisors is an integer number (151299090).

Almost surely, 2^6538265608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6538265608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7262356320).

6538265608 is an abundant number, since it is smaller than the sum of its proper divisors (7986447032).

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

6538265608 is a wasteful number, since it uses less digits than its factorization.

6538265608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115 (or 1104 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 49.

The square root of 6538265608 is about 80859.5424671696. The cubic root of 6538265608 is about 1869.9106411588.

The spelling of 6538265608 in words is "six billion, five hundred thirty-eight million, two hundred sixty-five thousand, six hundred eight".