76336651466640 has 60 divisors (see below), whose sum is σ = 256363921177884. Its totient is φ = 20356440390912.

The previous prime is 76336651466587. The next prime is 76336651466653. The reversal of 76336651466640 is 4666415663367.

It can be written as a sum of positive squares in 2 ways, for example, as 17744178963456 + 58592472503184 = 4212384^2 + 7654572^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53011562799 + ... + 53011564238.

Almost surely, 2^{76336651466640} is an apocalyptic number.

It is an amenable number.

76336651466640 is an abundant number, since it is smaller than the sum of its proper divisors (180027269711244).

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

76336651466640 is a wasteful number, since it uses less digits than its factorization.

76336651466640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106023127056 (or 106023127047 counting only the distinct ones).

The product of its (nonzero) digits is 235146240, while the sum is 63.

The spelling of 76336651466640 in words is "seventy-six trillion, three hundred thirty-six billion, six hundred fifty-one million, four hundred sixty-six thousand, six hundred forty".