43091198068 has 12 divisors (see below), whose sum is σ = 76076938980. Its totient is φ = 21354929792.

The previous prime is 43091198021. The next prime is 43091198099. The reversal of 43091198068 is 86089119034.

It can be written as a sum of positive squares in 2 ways, for example, as 4809145104 + 38282052964 = 69348^2 + 195658^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47666803 + ... + 47667706.

It is an arithmetic number, because the mean of its divisors is an integer number (6339744915).

Almost surely, 2^43091198068 is an apocalyptic number.

It is an amenable number.

43091198068 is a deficient number, since it is larger than the sum of its proper divisors (32985740912).

43091198068 is a wasteful number, since it uses less digits than its factorization.

43091198068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95334626 (or 95334624 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 49.

The spelling of 43091198068 in words is "forty-three billion, ninety-one million, one hundred ninety-eight thousand, sixty-eight".