118942451532 has 144 divisors (see below), whose sum is σ = 342895512960. Its totient is φ = 34529048064.

The previous prime is 118942451473. The next prime is 118942451543. The reversal of 118942451532 is 235154249811.

118942451532 is a `hidden beast` number, since 1 + 1 + 8 + 94 + 24 + 5 + 1 + 532 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 381063 + ... + 618945.

It is an arithmetic number, because the mean of its divisors is an integer number (2381218840).

Almost surely, 2^118942451532 is an apocalyptic number.

118942451532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118942451532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171447756480).

118942451532 is an abundant number, since it is smaller than the sum of its proper divisors (223953061428).

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

118942451532 is a wasteful number, since it uses less digits than its factorization.

118942451532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237972 (or 237967 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The spelling of 118942451532 in words is "one hundred eighteen billion, nine hundred forty-two million, four hundred fifty-one thousand, five hundred thirty-two".