12110612040 has 96 divisors (see below), whose sum is σ = 39459097080. Its totient is φ = 3221323776.

The previous prime is 12110612029. The next prime is 12110612083. The reversal of 12110612040 is 4021601121.

12110612040 is a `hidden beast` number, since 1 + 2 + 1 + 10 + 612 + 0 + 40 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 11379342276 + 731269764 = 106674^2 + 27042^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 100552 + ... + 185288.

Almost surely, 2^12110612040 is an apocalyptic number.

12110612040 is a gapful number since it is divisible by the number (10) 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 12110612040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19729548540).

12110612040 is an abundant number, since it is smaller than the sum of its proper divisors (27348485040).

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

12110612040 is a wasteful number, since it uses less digits than its factorization.

12110612040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85151 (or 85144 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The spelling of 12110612040 in words is "twelve billion, one hundred ten million, six hundred twelve thousand, forty".