77651676002 has 12 divisors (see below), whose sum is σ = 119710641330. Its totient is φ = 37776489696.

The previous prime is 77651675957. The next prime is 77651676017. The reversal of 77651676002 is 20067615677.

It can be written as a sum of positive squares in 3 ways, for example, as 75669556561 + 1982119441 = 275081^2 + 44521^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14177627 + ... + 14183102.

Almost surely, 2^77651676002 is an apocalyptic number.

77651676002 is a deficient number, since it is larger than the sum of its proper divisors (42058965328).

77651676002 is a wasteful number, since it uses less digits than its factorization.

77651676002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28360805 (or 28360768 counting only the distinct ones).

The product of its (nonzero) digits is 740880, while the sum is 47.

The spelling of 77651676002 in words is "seventy-seven billion, six hundred fifty-one million, six hundred seventy-six thousand, two".