50561711 has 8 divisors (see below), whose sum is σ = 51349248. Its totient is φ = 49780000.

The previous prime is 50561683. The next prime is 50561759. The reversal of 50561711 is 11716505.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50561711 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 (50561011) 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, 17981 + ... + 20601.

It is an arithmetic number, because the mean of its divisors is an integer number (6418656).

Almost surely, 2^50561711 is an apocalyptic number.

50561711 is a deficient number, since it is larger than the sum of its proper divisors (787537).

50561711 is a wasteful number, since it uses less digits than its factorization.

50561711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2913.

The product of its (nonzero) digits is 1050, while the sum is 26.

The square root of 50561711 is about 7110.6758469220. The cubic root of 50561711 is about 369.7775897331. Note that the first 3 decimals are identical.

The spelling of 50561711 in words is "fifty million, five hundred sixty-one thousand, seven hundred eleven".