5775132721 has 16 divisors (see below), whose sum is σ = 6138633600. Its totient is φ = 5421955968.

The previous prime is 5775132719. The next prime is 5775132733. The reversal of 5775132721 is 1272315775.

It is not a de Polignac number, because 5775132721 - 2¹ = 5775132719 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5775132521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257485 + ... + 279013.

It is an arithmetic number, because the mean of its divisors is an integer number (383664600).

Almost surely, 2^5775132721 is an apocalyptic number.

It is an amenable number.

5775132721 is a deficient number, since it is larger than the sum of its proper divisors (363500879).

5775132721 is a wasteful number, since it uses less digits than its factorization.

5775132721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21768.

The product of its digits is 102900, while the sum is 40.

The square root of 5775132721 is about 75994.2940029052. The cubic root of 5775132721 is about 1794.1303371751.

The spelling of 5775132721 in words is "five billion, seven hundred seventy-five million, one hundred thirty-two thousand, seven hundred twenty-one".