77730051725703 has 12 divisors (see below), whose sum is σ = 120913413795720. Its totient is φ = 47833877984976.

The previous prime is 77730051725701. The next prime is 77730051725759. The reversal of 77730051725703 is 30752715003777.

77730051725703 is a `hidden beast` number, since 7 + 7 + 7 + 30 + 0 + 517 + 25 + 70 + 3 = 666.

It is not a de Polignac number, because 77730051725703 - 2¹ = 77730051725701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 77730051725703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77730051725701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 332179708113 + ... + 332179708346.

It is an arithmetic number, because the mean of its divisors is an integer number (10076117816310).

Almost surely, 2^{77730051725703} is an apocalyptic number.

77730051725703 is a deficient number, since it is larger than the sum of its proper divisors (43183362070017).

77730051725703 is a wasteful number, since it uses less digits than its factorization.

77730051725703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664359416478 (or 664359416475 counting only the distinct ones).

The product of its (nonzero) digits is 7563150, while the sum is 54.

The spelling of 77730051725703 in words is "seventy-seven trillion, seven hundred thirty billion, fifty-one million, seven hundred twenty-five thousand, seven hundred three".