77516706 has 8 divisors (see below), whose sum is σ = 155033424. Its totient is φ = 25838900.

The previous prime is 77516701. The next prime is 77516723. The reversal of 77516706 is 60761577.

It is a sphenic number, since it is the product of 3 distinct primes.

77516706 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (77516701) 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, 6459720 + ... + 6459731.

It is an arithmetic number, because the mean of its divisors is an integer number (19379178).

Almost surely, 2^77516706 is an apocalyptic number.

77516706 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77516706 is a wasteful number, since it uses less digits than its factorization.

77516706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12919456.

The product of its (nonzero) digits is 61740, while the sum is 39.

The square root of 77516706 is about 8804.3572167422. The cubic root of 77516706 is about 426.3815818834.

The spelling of 77516706 in words is "seventy-seven million, five hundred sixteen thousand, seven hundred six".