43132505552 has 10 divisors (see below), whose sum is σ = 83569229538. Its totient is φ = 21566252768.

The previous prime is 43132505539. The next prime is 43132505561. The reversal of 43132505552 is 25550523134.

It can be written as a sum of positive squares in only one way, i.e., 41867707456 + 1264798096 = 204616^2 + 35564^2 .

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 as a sum of consecutive naturals, namely, 1347890783 + ... + 1347890814.

Almost surely, 2^43132505552 is an apocalyptic number.

It is an amenable number.

43132505552 is a deficient number, since it is larger than the sum of its proper divisors (40436723986).

43132505552 is a wasteful number, since it uses less digits than its factorization.

43132505552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2695781605 (or 2695781599 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 43132505552 in words is "forty-three billion, one hundred thirty-two million, five hundred five thousand, five hundred fifty-two".