5811722085 has 96 divisors (see below), whose sum is σ = 10704701952. Its totient is φ = 2675957760.

The previous prime is 5811722083. The next prime is 5811722101. The reversal of 5811722085 is 5802271185.

It is not a de Polignac number, because 5811722085 - 2¹ = 5811722083 is a prime.

It is a super-2 number, since 2×5811722085² = 67552227186553494450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5811722083) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15835572 + ... + 15835938.

It is an arithmetic number, because the mean of its divisors is an integer number (111507312).

Almost surely, 2^5811722085 is an apocalyptic number.

It is an amenable number.

5811722085 is a deficient number, since it is larger than the sum of its proper divisors (4892979867).

5811722085 is a wasteful number, since it uses less digits than its factorization.

5811722085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703 (or 686 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 39.

The square root of 5811722085 is about 76234.6514716241. The cubic root of 5811722085 is about 1797.9113721536.

The spelling of 5811722085 in words is "five billion, eight hundred eleven million, seven hundred twenty-two thousand, eighty-five".