43041003572 has 18 divisors (see below), whose sum is σ = 87619186242. Its totient is φ = 18446144304.

The previous prime is 43041003557. The next prime is 43041003583. The reversal of 43041003572 is 27530014034.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 30034969636 + 13006033936 = 173306^2 + 114044^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 109798283 + ... + 109798674.

It is an arithmetic number, because the mean of its divisors is an integer number (4867732569).

Almost surely, 2^43041003572 is an apocalyptic number.

It is an amenable number.

43041003572 is an abundant number, since it is smaller than the sum of its proper divisors (44578182670).

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

43041003572 is a wasteful number, since it uses less digits than its factorization.

43041003572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219596975 (or 219596966 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The spelling of 43041003572 in words is "forty-three billion, forty-one million, three thousand, five hundred seventy-two".