118767769129 has 9 divisors (see below), whose sum is σ = 122733615351. Its totient is φ = 114926211960.

The previous prime is 118767769121. The next prime is 118767769177. The reversal of 118767769129 is 921967767811.

The square root of 118767769129 is 344627.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 12978905625 + 105788863504 = 113925^2 + 325252^2 .

It is not a de Polignac number, because 118767769129 - 2³ = 118767769121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118767769121) 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 in 8 ways as a sum of consecutive naturals, for example, 10677879 + ... + 10688995.

Almost surely, 2^118767769129 is an apocalyptic number.

118767769129 is the 344627-th square number.

118767769129 is the 172314-th centered octagonal number.

It is an amenable number.

118767769129 is a deficient number, since it is larger than the sum of its proper divisors (3965846222).

118767769129 is an frugal number, since it uses more digits than its factorization.

118767769129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22296 (or 11148 counting only the distinct ones).

The product of its digits is 16003008, while the sum is 64.

Multiplying 118767769129 by its sum of digits (64), we get a square (7601137224256 = 2757016²).

The spelling of 118767769129 in words is "one hundred eighteen billion, seven hundred sixty-seven million, seven hundred sixty-nine thousand, one hundred twenty-nine".