43158626672 has 40 divisors (see below), whose sum is σ = 96874665696. Its totient is φ = 18243173376.

The previous prime is 43158626659. The next prime is 43158626723. The reversal of 43158626672 is 27662685134.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 43158626672.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2631173 + ... + 2647524.

Almost surely, 2^43158626672 is an apocalyptic number.

It is an amenable number.

43158626672 is an abundant number, since it is smaller than the sum of its proper divisors (53716039024).

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

43158626672 is a wasteful number, since it uses less digits than its factorization.

43158626672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5278785 (or 5278779 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 50.

The spelling of 43158626672 in words is "forty-three billion, one hundred fifty-eight million, six hundred twenty-six thousand, six hundred seventy-two".