8432112418 has 8 divisors (see below), whose sum is σ = 12778562412. Its totient is φ = 4172591616.

The previous prime is 8432112383. The next prime is 8432112419. The reversal of 8432112418 is 8142112348.

It can be written as a sum of positive squares in 2 ways, for example, as 7548655689 + 883456729 = 86883^2 + 29723^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×8432112418² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8432112419) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 21732055 + ... + 21732442.

Almost surely, 2^8432112418 is an apocalyptic number.

8432112418 is a deficient number, since it is larger than the sum of its proper divisors (4346449994).

8432112418 is a wasteful number, since it uses less digits than its factorization.

8432112418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43464596.

The product of its digits is 12288, while the sum is 34.

The square root of 8432112418 is about 91826.5343895761. The cubic root of 8432112418 is about 2035.3798121131.

The spelling of 8432112418 in words is "eight billion, four hundred thirty-two million, one hundred twelve thousand, four hundred eighteen".