6601425587 has 8 divisors (see below), whose sum is σ = 6613460112. Its totient is φ = 6589404000.

The previous prime is 6601425581. The next prime is 6601425599. The reversal of 6601425587 is 7855241066.

6601425587 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6601425587 - 2²⁰ = 6600377011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6601425581) 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 7 ways as a sum of consecutive naturals, for example, 1781837 + ... + 1785537.

It is an arithmetic number, because the mean of its divisors is an integer number (826682514).

Almost surely, 2^6601425587 is an apocalyptic number.

6601425587 is a deficient number, since it is larger than the sum of its proper divisors (12034525).

6601425587 is a wasteful number, since it uses less digits than its factorization.

6601425587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6469.

The product of its (nonzero) digits is 403200, while the sum is 44.

The square root of 6601425587 is about 81249.1574540930. The cubic root of 6601425587 is about 1875.9125003894.

The spelling of 6601425587 in words is "six billion, six hundred one million, four hundred twenty-five thousand, five hundred eighty-seven".