5771129449 has 8 divisors (see below), whose sum is σ = 5830116032. Its totient is φ = 5712199920.

The previous prime is 5771129443. The next prime is 5771129491. The reversal of 5771129449 is 9449211775.

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 5771129449 - 2¹⁷ = 5770998377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5771129443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206347 + ... + 232639.

It is an arithmetic number, because the mean of its divisors is an integer number (728764504).

Almost surely, 2^5771129449 is an apocalyptic number.

It is an amenable number.

5771129449 is a deficient number, since it is larger than the sum of its proper divisors (58986583).

5771129449 is a wasteful number, since it uses less digits than its factorization.

5771129449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28527.

The product of its digits is 635040, while the sum is 49.

The square root of 5771129449 is about 75967.9501434651. The cubic root of 5771129449 is about 1793.7156828101.

The spelling of 5771129449 in words is "five billion, seven hundred seventy-one million, one hundred twenty-nine thousand, four hundred forty-nine".