77450168 has 16 divisors (see below), whose sum is σ = 146553000. Its totient is φ = 38369376.

The previous prime is 77450167. The next prime is 77450173. The reversal of 77450168 is 86105477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77450167) 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, 43538 + ... + 45281.

Almost surely, 2^77450168 is an apocalyptic number.

It is an amenable number.

77450168 is a deficient number, since it is larger than the sum of its proper divisors (69102832).

77450168 is a wasteful number, since it uses less digits than its factorization.

77450168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88934 (or 88930 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 77450168 is about 8800.5777083098. The cubic root of 77450168 is about 426.2595492682.

The spelling of 77450168 in words is "seventy-seven million, four hundred fifty thousand, one hundred sixty-eight".