76664770606 has 16 divisors (see below), whose sum is σ = 117681190704. Its totient is φ = 37437853824.

The previous prime is 76664770577. The next prime is 76664770621. The reversal of 76664770606 is 60607746667.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1293436 + ... + 1351408.

It is an arithmetic number, because the mean of its divisors is an integer number (7355074419).

Almost surely, 2^76664770606 is an apocalyptic number.

76664770606 is a deficient number, since it is larger than the sum of its proper divisors (41016420098).

76664770606 is a wasteful number, since it uses less digits than its factorization.

76664770606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73395.

The product of its (nonzero) digits is 10668672, while the sum is 55.

The spelling of 76664770606 in words is "seventy-six billion, six hundred sixty-four million, seven hundred seventy thousand, six hundred six".