121704450336676 has 27 divisors (see below), whose sum is σ = 213492560145921. Its totient is φ = 60706923038784.

The previous prime is 121704450336671. The next prime is 121704450336751. The reversal of 121704450336676 is 676633054407121.

The square root of 121704450336676 is 11031974.

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., 13647926376100 + 108056523960576 = 3694310^2 + 10395024^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121704450336671) 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 8 ways as a sum of consecutive naturals, for example, 9553683115 + ... + 9553695853.

Almost surely, 2^{121704450336676} is an apocalyptic number.

121704450336676 is the 11031974-th square number.

It is an amenable number.

121704450336676 is a deficient number, since it is larger than the sum of its proper divisors (91788109809245).

121704450336676 is an frugal number, since it uses more digits than its factorization.

121704450336676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26348 (or 13174 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 55.

The spelling of 121704450336676 in words is "one hundred twenty-one trillion, seven hundred four billion, four hundred fifty million, three hundred thirty-six thousand, six hundred seventy-six".