43161542312 has 16 divisors (see below), whose sum is σ = 92489019360. Its totient is φ = 18497803824.

The previous prime is 43161542269. The next prime is 43161542317. The reversal of 43161542312 is 21324516134.

It is not an unprimeable number, because it can be changed into a prime (43161542317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385370858 + ... + 385370969.

It is an arithmetic number, because the mean of its divisors is an integer number (5780563710).

Almost surely, 2^43161542312 is an apocalyptic number.

It is an amenable number.

43161542312 is an abundant number, since it is smaller than the sum of its proper divisors (49327477048).

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

43161542312 is a wasteful number, since it uses less digits than its factorization.

43161542312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770741840 (or 770741836 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The spelling of 43161542312 in words is "forty-three billion, one hundred sixty-one million, five hundred forty-two thousand, three hundred twelve".