77776334 has 16 divisors (see below), whose sum is σ = 122705280. Its totient is φ = 36922080.

The previous prime is 77776333. The next prime is 77776339. The reversal of 77776334 is 43367777.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77776333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8549 + ... + 15120.

It is an arithmetic number, because the mean of its divisors is an integer number (7669080).

Almost surely, 2^77776334 is an apocalyptic number.

77776334 is a deficient number, since it is larger than the sum of its proper divisors (44928946).

77776334 is a wasteful number, since it uses less digits than its factorization.

77776334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23755.

The product of its digits is 518616, while the sum is 44.

The square root of 77776334 is about 8819.0891819961. The cubic root of 77776334 is about 426.8570804008.

The spelling of 77776334 in words is "seventy-seven million, seven hundred seventy-six thousand, three hundred thirty-four".