6415188064 has 12 divisors (see below), whose sum is σ = 12629901564. Its totient is φ = 3207594016.

The previous prime is 6415188053. The next prime is 6415188077. The reversal of 6415188064 is 4608815146.

It is a self number, because there is not a number n which added to its sum of digits gives 6415188064.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 100237282 + ... + 100237345.

It is an arithmetic number, because the mean of its divisors is an integer number (1052491797).

Almost surely, 2^6415188064 is an apocalyptic number.

It is an amenable number.

6415188064 is a deficient number, since it is larger than the sum of its proper divisors (6214713500).

6415188064 is a wasteful number, since it uses less digits than its factorization.

6415188064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200474637 (or 200474629 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 43.

The square root of 6415188064 is about 80094.8691490285. The cubic root of 6415188064 is about 1858.1030554362.

The spelling of 6415188064 in words is "six billion, four hundred fifteen million, one hundred eighty-eight thousand, sixty-four".