76725634074666 has 32 divisors (see below), whose sum is σ = 155709752098176. Its totient is φ = 25199247360000.

The previous prime is 76725634074643. The next prime is 76725634074673. The reversal of 76725634074666 is 66647043652767.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 76725634074666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55566295 + ... + 56930346.

It is an arithmetic number, because the mean of its divisors is an integer number (4865929753068).

Almost surely, 2^{76725634074666} is an apocalyptic number.

76725634074666 is an abundant number, since it is smaller than the sum of its proper divisors (78984118023510).

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

76725634074666 is a wasteful number, since it uses less digits than its factorization.

76725634074666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112498318.

The product of its (nonzero) digits is 1280240640, while the sum is 69.

The spelling of 76725634074666 in words is "seventy-six trillion, seven hundred twenty-five billion, six hundred thirty-four million, seventy-four thousand, six hundred sixty-six".