77707070714 has 48 divisors (see below), whose sum is σ = 146228632200. Its totient is φ = 30697543296.

The previous prime is 77707070677. The next prime is 77707070717. The reversal of 77707070714 is 41707070777.

It can be written as a sum of positive squares in 4 ways, for example, as 41120945089 + 36586125625 = 202783^2 + 191275^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (77707070717) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 860252 + ... + 946280.

Almost surely, 2^77707070714 is an apocalyptic number.

77707070714 is a deficient number, since it is larger than the sum of its proper divisors (68521561486).

77707070714 is a wasteful number, since it uses less digits than its factorization.

77707070714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86767 (or 86760 counting only the distinct ones).

The product of its (nonzero) digits is 470596, while the sum is 47.

The spelling of 77707070714 in words is "seventy-seven billion, seven hundred seven million, seventy thousand, seven hundred fourteen".