77016214704305 has 8 divisors (see below), whose sum is σ = 93685477613352. Its totient is φ = 60768958451328.

The previous prime is 77016214704301. The next prime is 77016214704329. The reversal of 77016214704305 is 50340741261077.

It can be written as a sum of positive squares in 4 ways, for example, as 34859152538896 + 42157062165409 = 5904164^2 + 6492847^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 77016214704305 - 2² = 77016214704301 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 77016214704305.

It is not an unprimeable number, because it can be changed into a prime (77016214704301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105501663614 + ... + 105501664343.

It is an arithmetic number, because the mean of its divisors is an integer number (11710684701669).

Almost surely, 2^{77016214704305} is an apocalyptic number.

It is an amenable number.

77016214704305 is a deficient number, since it is larger than the sum of its proper divisors (16669262909047).

77016214704305 is a wasteful number, since it uses less digits than its factorization.

77016214704305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211003328035.

The product of its (nonzero) digits is 987840, while the sum is 47.

The spelling of 77016214704305 in words is "seventy-seven trillion, sixteen billion, two hundred fourteen million, seven hundred four thousand, three hundred five".