118764598009 has 4 divisors (see below), whose sum is σ = 119940485220. Its totient is φ = 117588710800.

The previous prime is 118764597989. The next prime is 118764598019. The reversal of 118764598009 is 900895467811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 900895467811 = 29 ⋅31065360959.

It can be written as a sum of positive squares in 2 ways, for example, as 107400398400 + 11364199609 = 327720^2 + 106603^2 .

It is a cyclic number.

It is not a de Polignac number, because 118764598009 - 2¹⁷ = 118764466937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118764598019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 587943454 + ... + 587943655.

It is an arithmetic number, because the mean of its divisors is an integer number (29985121305).

Almost surely, 2^118764598009 is an apocalyptic number.

It is an amenable number.

118764598009 is a deficient number, since it is larger than the sum of its proper divisors (1175887211).

118764598009 is a wasteful number, since it uses less digits than its factorization.

118764598009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175887210.

The product of its (nonzero) digits is 4354560, while the sum is 58.

The spelling of 118764598009 in words is "one hundred eighteen billion, seven hundred sixty-four million, five hundred ninety-eight thousand, nine".