5776761561 has 8 divisors (see below), whose sum is σ = 7710285024. Its totient is φ = 3847206240.

The previous prime is 5776761547. The next prime is 5776761589. The reversal of 5776761561 is 1651676775.

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

It is not a de Polignac number, because 5776761561 - 2¹⁰ = 5776760537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5776761521) 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, 988636 + ... + 994461.

It is an arithmetic number, because the mean of its divisors is an integer number (963785628).

Almost surely, 2^5776761561 is an apocalyptic number.

It is an amenable number.

5776761561 is a deficient number, since it is larger than the sum of its proper divisors (1933523463).

5776761561 is a wasteful number, since it uses less digits than its factorization.

5776761561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984071.

The product of its digits is 1852200, while the sum is 51.

The square root of 5776761561 is about 76005.0101045977. The cubic root of 5776761561 is about 1794.2989957266.

The spelling of 5776761561 in words is "five billion, seven hundred seventy-six million, seven hundred sixty-one thousand, five hundred sixty-one".