5691935871 has 6 divisors (see below), whose sum is σ = 8221685160. Its totient is φ = 3794623908.

The previous prime is 5691935867. The next prime is 5691935981. The reversal of 5691935871 is 1785391965.

5691935871 is a `hidden beast` number, since 56 + 9 + 1 + 9 + 3 + 587 + 1 = 666.

It is not a de Polignac number, because 5691935871 - 2² = 5691935867 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5691935471) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 316218651 + ... + 316218668.

It is an arithmetic number, because the mean of its divisors is an integer number (1370280860).

Almost surely, 2^5691935871 is an apocalyptic number.

5691935871 is a deficient number, since it is larger than the sum of its proper divisors (2529749289).

5691935871 is a wasteful number, since it uses less digits than its factorization.

5691935871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632437325 (or 632437322 counting only the distinct ones).

The product of its digits is 2041200, while the sum is 54.

The square root of 5691935871 is about 75444.9194512129. The cubic root of 5691935871 is about 1785.4731876410.

The spelling of 5691935871 in words is "five billion, six hundred ninety-one million, nine hundred thirty-five thousand, eight hundred seventy-one".