118811401722 has 128 divisors (see below), whose sum is σ = 300335185920. Its totient is φ = 34555066560.

The previous prime is 118811401721. The next prime is 118811401763. The reversal of 118811401722 is 227104118811.

118811401722 is a `hidden beast` number, since 1 + 188 + 1 + 1 + 401 + 72 + 2 = 666.

It is a super-2 number, since 2×118811401722² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (118811401721) 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 63 ways as a sum of consecutive naturals, for example, 872283 + ... + 999249.

It is an arithmetic number, because the mean of its divisors is an integer number (2346368640).

Almost surely, 2^118811401722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118811401722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150167592960).

118811401722 is an abundant number, since it is smaller than the sum of its proper divisors (181523784198).

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

118811401722 is a wasteful number, since it uses less digits than its factorization.

118811401722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127065 (or 127059 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 36.

The spelling of 118811401722 in words is "one hundred eighteen billion, eight hundred eleven million, four hundred one thousand, seven hundred twenty-two".