118424768641 has 27 divisors (see below), whose sum is σ = 124397433027. Its totient is φ = 112736660400.

The previous prime is 118424768629. The next prime is 118424768653. The reversal of 118424768641 is 146867424811.

The square root of 118424768641 is 344129.

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

It is an interprime number because it is at equal distance from previous prime (118424768629) and next prime (118424768653).

It can be written as a sum of positive squares in only one way, i.e., 85372074225 + 33052694416 = 292185^2 + 181804^2 .

It is not a de Polignac number, because 118424768641 - 2⁹ = 118424768129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118424768741) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 784269916 + ... + 784270066.

Almost surely, 2^118424768641 is an apocalyptic number.

118424768641 is the 344129-th square number.

118424768641 is the 172065-th centered octagonal number.

It is an amenable number.

118424768641 is a deficient number, since it is larger than the sum of its proper divisors (5972664386).

118424768641 is an frugal number, since it uses more digits than its factorization.

118424768641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494 (or 247 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 52.

The spelling of 118424768641 in words is "one hundred eighteen billion, four hundred twenty-four million, seven hundred sixty-eight thousand, six hundred forty-one".