76745663606 has 16 divisors (see below), whose sum is σ = 115243637568. Its totient is φ = 38331144000.

The previous prime is 76745663537. The next prime is 76745663681. The reversal of 76745663606 is 60636654767.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8579096 + ... + 8588036.

It is an arithmetic number, because the mean of its divisors is an integer number (7202727348).

Almost surely, 2^76745663606 is an apocalyptic number.

76745663606 is a deficient number, since it is larger than the sum of its proper divisors (38497973962).

76745663606 is a wasteful number, since it uses less digits than its factorization.

76745663606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13127.

The product of its (nonzero) digits is 22861440, while the sum is 56.

The spelling of 76745663606 in words is "seventy-six billion, seven hundred forty-five million, six hundred sixty-three thousand, six hundred six".