76662036768 has 96 divisors (see below), whose sum is σ = 210830376960. Its totient is φ = 24360526080.

The previous prime is 76662036733. The next prime is 76662036769. The reversal of 76662036768 is 86763026667.

It is a tau number, because it is divible by the number of its divisors (96).

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (76662036769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7153 + ... + 391631.

It is an arithmetic number, because the mean of its divisors is an integer number (2196149760).

Almost surely, 2^76662036768 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 76662036768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105415188480).

76662036768 is an abundant number, since it is smaller than the sum of its proper divisors (134168340192).

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

76662036768 is a wasteful number, since it uses less digits than its factorization.

76662036768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384590 (or 384582 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 57.

The spelling of 76662036768 in words is "seventy-six billion, six hundred sixty-two million, thirty-six thousand, seven hundred sixty-eight".