6577909141 has 4 divisors (see below), whose sum is σ = 6582328300. Its totient is φ = 6573489984.

The previous prime is 6577909123. The next prime is 6577909147. The reversal of 6577909141 is 1419097756.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1759466916 + 4818442225 = 41946^2 + 69415^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6577909141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6577909147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2207346 + ... + 2210323.

It is an arithmetic number, because the mean of its divisors is an integer number (1645582075).

Almost surely, 2^6577909141 is an apocalyptic number.

It is an amenable number.

6577909141 is a deficient number, since it is larger than the sum of its proper divisors (4419159).

6577909141 is a wasteful number, since it uses less digits than its factorization.

6577909141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4419158.

The product of its (nonzero) digits is 476280, while the sum is 49.

The square root of 6577909141 is about 81104.3102492093. The cubic root of 6577909141 is about 1873.6823112609.

The spelling of 6577909141 in words is "six billion, five hundred seventy-seven million, nine hundred nine thousand, one hundred forty-one".