77002116 has 12 divisors (see below), whose sum is σ = 179671632. Its totient is φ = 25667368.

The previous prime is 77002111. The next prime is 77002181. The reversal of 77002116 is 61120077.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (77002111) 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 3 ways as a sum of consecutive naturals, for example, 3208410 + ... + 3208433.

It is an arithmetic number, because the mean of its divisors is an integer number (14972636).

Almost surely, 2^77002116 is an apocalyptic number.

It is an amenable number.

77002116 is an abundant number, since it is smaller than the sum of its proper divisors (102669516).

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

77002116 is a wasteful number, since it uses less digits than its factorization.

77002116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6416850 (or 6416848 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 24.

The square root of 77002116 is about 8775.0849568537. The cubic root of 77002116 is about 425.4359835074.

The spelling of 77002116 in words is "seventy-seven million, two thousand, one hundred sixteen".