118122705738 has 12 divisors (see below), whose sum is σ = 255932529138. Its totient is φ = 39374235240.

The previous prime is 118122705737. The next prime is 118122705763. The reversal of 118122705738 is 837507221811.

118122705738 is a `hidden beast` number, since 1 + 1 + 8 + 1 + 2 + 2 + 70 + 573 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 77224519449 + 40898186289 = 277893^2 + 202233^2 .

It is a super-2 number, since 2×118122705738² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 118122705693 and 118122705702.

It is not an unprimeable number, because it can be changed into a prime (118122705737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3281186253 + ... + 3281186288.

Almost surely, 2^118122705738 is an apocalyptic number.

118122705738 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

118122705738 is an abundant number, since it is smaller than the sum of its proper divisors (137809823400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118122705738 is a wasteful number, since it uses less digits than its factorization.

118122705738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6562372549 (or 6562372546 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 45.

The spelling of 118122705738 in words is "one hundred eighteen billion, one hundred twenty-two million, seven hundred five thousand, seven hundred thirty-eight".