7136865768 has 64 divisors (see below), whose sum is σ = 18380502720. Its totient is φ = 2307571200.

The previous prime is 7136865763. The next prime is 7136865773. The reversal of 7136865768 is 8675686317.

It is an interprime number because it is at equal distance from previous prime (7136865763) and next prime (7136865773).

It is not an unprimeable number, because it can be changed into a prime (7136865763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 281788 + ... + 306068.

It is an arithmetic number, because the mean of its divisors is an integer number (287195355).

Almost surely, 2^7136865768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7136865768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9190251360).

7136865768 is an abundant number, since it is smaller than the sum of its proper divisors (11243636952).

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

7136865768 is a wasteful number, since it uses less digits than its factorization.

7136865768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24658 (or 24654 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 57.

The square root of 7136865768 is about 84479.9725852228. The cubic root of 7136865768 is about 1925.3181702008.

The spelling of 7136865768 in words is "seven billion, one hundred thirty-six million, eight hundred sixty-five thousand, seven hundred sixty-eight".