43235505252 has 36 divisors (see below), whose sum is σ = 115041843280. Its totient is φ = 13653317232.

The previous prime is 43235505217. The next prime is 43235505277. The reversal of 43235505252 is 25250553234.

43235505252 is a `hidden beast` number, since 4 + 3 + 2 + 3 + 550 + 52 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×43235505252³ (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31604218 + ... + 31605585.

Almost surely, 2^43235505252 is an apocalyptic number.

It is an amenable number.

43235505252 is an abundant number, since it is smaller than the sum of its proper divisors (71806338028).

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

43235505252 is a wasteful number, since it uses less digits than its factorization.

43235505252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63209832 (or 63209827 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 36.

The spelling of 43235505252 in words is "forty-three billion, two hundred thirty-five million, five hundred five thousand, two hundred fifty-two".