77316152 has 8 divisors (see below), whose sum is σ = 144967800. Its totient is φ = 38658072.

The previous prime is 77316143. The next prime is 77316163. The reversal of 77316152 is 25161377.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4832252 + ... + 4832267.

It is an arithmetic number, because the mean of its divisors is an integer number (18120975).

Almost surely, 2^77316152 is an apocalyptic number.

It is an amenable number.

77316152 is a deficient number, since it is larger than the sum of its proper divisors (67651648).

77316152 is a wasteful number, since it uses less digits than its factorization.

77316152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9664525 (or 9664521 counting only the distinct ones).

The product of its digits is 8820, while the sum is 32.

The square root of 77316152 is about 8792.9603661111. The cubic root of 77316152 is about 426.0135477335.

The spelling of 77316152 in words is "seventy-seven million, three hundred sixteen thousand, one hundred fifty-two".