5311666326 has 16 divisors (see below), whose sum is σ = 10624065984. Its totient is φ = 1770433224.

The previous prime is 5311666237. The next prime is 5311666333. The reversal of 5311666326 is 6236661135.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122865 + ... + 160371.

It is an arithmetic number, because the mean of its divisors is an integer number (664004124).

Almost surely, 2^5311666326 is an apocalyptic number.

5311666326 is an abundant number, since it is smaller than the sum of its proper divisors (5312399658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5311666326 is a wasteful number, since it uses less digits than its factorization.

5311666326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61115.

The product of its digits is 116640, while the sum is 39.

The square root of 5311666326 is about 72881.1795047254. The cubic root of 5311666326 is about 1744.7917339422.

The spelling of 5311666326 in words is "five billion, three hundred eleven million, six hundred sixty-six thousand, three hundred twenty-six".