6551471577 has 48 divisors (see below), whose sum is σ = 10948010112. Its totient is φ = 3401825280.

The previous prime is 6551471573. The next prime is 6551471603. The reversal of 6551471577 is 7751741556.

6551471577 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6551471577 - 2² = 6551471573 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6551471573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 289327 + ... + 311147.

It is an arithmetic number, because the mean of its divisors is an integer number (228083544).

Almost surely, 2^6551471577 is an apocalyptic number.

It is an amenable number.

6551471577 is a deficient number, since it is larger than the sum of its proper divisors (4396538535).

6551471577 is a wasteful number, since it uses less digits than its factorization.

6551471577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21906 (or 21877 counting only the distinct ones).

The product of its digits is 1029000, while the sum is 48.

The square root of 6551471577 is about 80941.1612036793. The cubic root of 6551471577 is about 1871.1687411128.

The spelling of 6551471577 in words is "six billion, five hundred fifty-one million, four hundred seventy-one thousand, five hundred seventy-seven".