43521734132 has 6 divisors (see below), whose sum is σ = 76163034738. Its totient is φ = 21760867064.

The previous prime is 43521734129. The next prime is 43521734143. The reversal of 43521734132 is 23143712534.

It can be written as a sum of positive squares in only one way, i.e., 25127322256 + 18394411876 = 158516^2 + 135626^2 .

It is a junction number, because it is equal to n+sod(n) for n = 43521734092 and 43521734101.

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, 5440216763 + ... + 5440216770.

It is an arithmetic number, because the mean of its divisors is an integer number (12693839123).

Almost surely, 2^43521734132 is an apocalyptic number.

It is an amenable number.

43521734132 is a deficient number, since it is larger than the sum of its proper divisors (32641300606).

43521734132 is a wasteful number, since it uses less digits than its factorization.

43521734132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10880433537 (or 10880433535 counting only the distinct ones).

The product of its digits is 60480, while the sum is 35.

The spelling of 43521734132 in words is "forty-three billion, five hundred twenty-one million, seven hundred thirty-four thousand, one hundred thirty-two".