77673050436 has 24 divisors (see below), whose sum is σ = 182540985760. Its totient is φ = 25704749952.

The previous prime is 77673050407. The next prime is 77673050447. The reversal of 77673050436 is 63405037677.

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, 23281621 + ... + 23284956.

Almost surely, 2^77673050436 is an apocalyptic number.

It is an amenable number.

77673050436 is an abundant number, since it is smaller than the sum of its proper divisors (104867935324).

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

77673050436 is a wasteful number, since it uses less digits than its factorization.

77673050436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46566723 (or 46566721 counting only the distinct ones).

The product of its (nonzero) digits is 2222640, while the sum is 48.

The spelling of 77673050436 in words is "seventy-seven billion, six hundred seventy-three million, fifty thousand, four hundred thirty-six".