5311666136 has 16 divisors (see below), whose sum is σ = 11382141840. Its totient is φ = 2276428320.

The previous prime is 5311666127. The next prime is 5311666141. The reversal of 5311666136 is 6316661135.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5311666136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47425535 + ... + 47425646.

It is an arithmetic number, because the mean of its divisors is an integer number (711383865).

Almost surely, 2^5311666136 is an apocalyptic number.

5311666136 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5311666136 is an abundant number, since it is smaller than the sum of its proper divisors (6070475704).

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

5311666136 is a wasteful number, since it uses less digits than its factorization.

5311666136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94851194 (or 94851190 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 5311666136 is about 72881.1782012338. The cubic root of 5311666136 is about 1744.7917131383.

The spelling of 5311666136 in words is "five billion, three hundred eleven million, six hundred sixty-six thousand, one hundred thirty-six".