43216324372 has 48 divisors (see below), whose sum is σ = 87823915200. Its totient is φ = 18435306240.

The previous prime is 43216324369. The next prime is 43216324433. The reversal of 43216324372 is 27342361234.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492922 + ... + 573937.

It is an arithmetic number, because the mean of its divisors is an integer number (1829664900).

Almost surely, 2^43216324372 is an apocalyptic number.

It is an amenable number.

43216324372 is an abundant number, since it is smaller than the sum of its proper divisors (44607590828).

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

43216324372 is a wasteful number, since it uses less digits than its factorization.

43216324372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066936 (or 1066934 counting only the distinct ones).

The product of its digits is 145152, while the sum is 37.

The spelling of 43216324372 in words is "forty-three billion, two hundred sixteen million, three hundred twenty-four thousand, three hundred seventy-two".