77098589168 has 20 divisors (see below), whose sum is σ = 150857514888. Its totient is φ = 38167617600.

The previous prime is 77098589167. The next prime is 77098589311. The reversal of 77098589168 is 86198589077.

It is a junction number, because it is equal to n+sod(n) for n = 77098589098 and 77098589107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77098589167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23853146 + ... + 23856377.

Almost surely, 2^77098589168 is an apocalyptic number.

It is an amenable number.

77098589168 is a deficient number, since it is larger than the sum of its proper divisors (73758925720).

77098589168 is a wasteful number, since it uses less digits than its factorization.

77098589168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47709632 (or 47709626 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 68.

Subtracting 77098589168 from its reverse (86198589077), we obtain a palindrome (9099999909).

The spelling of 77098589168 in words is "seventy-seven billion, ninety-eight million, five hundred eighty-nine thousand, one hundred sixty-eight".