117277615757 has 2 divisors, whose sum is σ = 117277615758. Its totient is φ = 117277615756.

The previous prime is 117277615753. The next prime is 117277615771. The reversal of 117277615757 is 757516772711.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86447172361 + 30830443396 = 294019^2 + 175586^2 .

It is a cyclic number.

It is not a de Polignac number, because 117277615757 - 2² = 117277615753 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117277615753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58638807878 + 58638807879.

It is an arithmetic number, because the mean of its divisors is an integer number (58638807879).

Almost surely, 2^117277615757 is an apocalyptic number.

It is an amenable number.

117277615757 is a deficient number, since it is larger than the sum of its proper divisors (1).

117277615757 is an equidigital number, since it uses as much as digits as its factorization.

117277615757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5042100, while the sum is 56.

The spelling of 117277615757 in words is "one hundred seventeen billion, two hundred seventy-seven million, six hundred fifteen thousand, seven hundred fifty-seven".