6136468868 has 12 divisors (see below), whose sum is σ = 10752100380. Its totient is φ = 3064440192.

The previous prime is 6136468853. The next prime is 6136468889. The reversal of 6136468868 is 8688646316.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3410793604 + 2725675264 = 58402^2 + 52208^2 .

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, 944921 + ... + 951392.

It is an arithmetic number, because the mean of its divisors is an integer number (896008365).

Almost surely, 2^6136468868 is an apocalyptic number.

It is an amenable number.

6136468868 is a deficient number, since it is larger than the sum of its proper divisors (4615631512).

6136468868 is a wasteful number, since it uses less digits than its factorization.

6136468868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1897126 (or 1897124 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 56.

The square root of 6136468868 is about 78335.6168546594. The cubic root of 6136468868 is about 1830.7941319294.

The spelling of 6136468868 in words is "six billion, one hundred thirty-six million, four hundred sixty-eight thousand, eight hundred sixty-eight".