118757644093 has 6 divisors (see below), whose sum is σ = 130535261822. Its totient is φ = 107961494520.

The previous prime is 118757644081. The next prime is 118757644097. The reversal of 118757644093 is 390446757811.

It can be written as a sum of positive squares in only one way, i.e., 117469336644 + 1288307449 = 342738^2 + 35893^2 .

It is not a de Polignac number, because 118757644093 - 2¹³ = 118757635901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118757644097) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 490733946 + ... + 490734187.

Almost surely, 2^118757644093 is an apocalyptic number.

It is an amenable number.

118757644093 is a deficient number, since it is larger than the sum of its proper divisors (11777617729).

118757644093 is an equidigital number, since it uses as much as digits as its factorization.

118757644093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981468155 (or 981468144 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 118757644093 in words is "one hundred eighteen billion, seven hundred fifty-seven million, six hundred forty-four thousand, ninety-three".