77751316 has 24 divisors (see below), whose sum is σ = 142390080. Its totient is φ = 37078272.

The previous prime is 77751307. The next prime is 77751341. The reversal of 77751316 is 61315777.

It is a happy number.

It is a congruent number.

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, 37540 + ... + 39556.

It is an arithmetic number, because the mean of its divisors is an integer number (5932920).

Almost surely, 2^77751316 is an apocalyptic number.

It is an amenable number.

77751316 is a deficient number, since it is larger than the sum of its proper divisors (64638764).

77751316 is a wasteful number, since it uses less digits than its factorization.

77751316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2463 (or 2461 counting only the distinct ones).

The product of its digits is 30870, while the sum is 37.

The square root of 77751316 is about 8817.6706674722. The cubic root of 77751316 is about 426.8113070268.

The spelling of 77751316 in words is "seventy-seven million, seven hundred fifty-one thousand, three hundred sixteen".