5185456711 has 4 divisors (see below), whose sum is σ = 5185883952. Its totient is φ = 5185029472.

The previous prime is 5185456699. The next prime is 5185456729. The reversal of 5185456711 is 1176545815.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5185456711 - 2¹¹ = 5185454663 is a prime.

It is a super-2 number, since 2×5185456711² = 53777922603309875042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5185456741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194866 + ... + 219871.

It is an arithmetic number, because the mean of its divisors is an integer number (1296470988).

Almost surely, 2^5185456711 is an apocalyptic number.

5185456711 is a deficient number, since it is larger than the sum of its proper divisors (427241).

5185456711 is a wasteful number, since it uses less digits than its factorization.

5185456711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427240.

The product of its digits is 168000, while the sum is 43.

The square root of 5185456711 is about 72010.1153380551. The cubic root of 5185456711 is about 1730.8615788176.

The spelling of 5185456711 in words is "five billion, one hundred eighty-five million, four hundred fifty-six thousand, seven hundred eleven".