7666500834 has 24 divisors (see below), whose sum is σ = 16617163212. Its totient is φ = 2554513920.

The previous prime is 7666500823. The next prime is 7666500839. The reversal of 7666500834 is 4380056667.

It can be written as a sum of positive squares in 2 ways, for example, as 7361125209 + 305375625 = 85797^2 + 17475^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7666500834.

It is not an unprimeable number, because it can be changed into a prime (7666500839) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33487 + ... + 128274.

Almost surely, 2^7666500834 is an apocalyptic number.

7666500834 is an abundant number, since it is smaller than the sum of its proper divisors (8950662378).

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

7666500834 is a wasteful number, since it uses less digits than its factorization.

7666500834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164402 (or 164399 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The square root of 7666500834 is about 87558.5566007115. The cubic root of 7666500834 is about 1971.8130160281.

The spelling of 7666500834 in words is "seven billion, six hundred sixty-six million, five hundred thousand, eight hundred thirty-four".