76710644644 has 12 divisors (see below), whose sum is σ = 138574067968. Its totient is φ = 37118053800.

The previous prime is 76710644561. The next prime is 76710644657. The reversal of 76710644644 is 44644601767.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309316992 + ... + 309317239.

Almost surely, 2^76710644644 is an apocalyptic number.

It is an amenable number.

76710644644 is a deficient number, since it is larger than the sum of its proper divisors (61863423324).

76710644644 is a wasteful number, since it uses less digits than its factorization.

76710644644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618634266 (or 618634264 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 49.

The spelling of 76710644644 in words is "seventy-six billion, seven hundred ten million, six hundred forty-four thousand, six hundred forty-four".