43564520445132 has 48 divisors (see below), whose sum is σ = 101959019205120. Its totient is φ = 14477505385728.

The previous prime is 43564520445119. The next prime is 43564520445137. The reversal of 43564520445132 is 23154402546534.

43564520445132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43564520445132² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43564520445137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1167369 + ... + 9407007.

It is an arithmetic number, because the mean of its divisors is an integer number (2124146233440).

Almost surely, 2^{43564520445132} is an apocalyptic number.

It is an amenable number.

43564520445132 is an abundant number, since it is smaller than the sum of its proper divisors (58394498759988).

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

43564520445132 is a wasteful number, since it uses less digits than its factorization.

43564520445132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8240982 (or 8240980 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 48.

The spelling of 43564520445132 in words is "forty-three trillion, five hundred sixty-four billion, five hundred twenty million, four hundred forty-five thousand, one hundred thirty-two".