43628555052 has 36 divisors (see below), whose sum is σ = 112364113680. Its totient is φ = 14268457632.

The previous prime is 43628555051. The next prime is 43628555101. The reversal of 43628555052 is 25055582634.

43628555052 is a `hidden beast` number, since 4 + 3 + 62 + 85 + 5 + 505 + 2 = 666.

43628555052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 43628554989 and 43628555007.

It is not an unprimeable number, because it can be changed into a prime (43628555051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11431152 + ... + 11434967.

It is an arithmetic number, because the mean of its divisors is an integer number (3121225380).

Almost surely, 2^43628555052 is an apocalyptic number.

It is an amenable number.

43628555052 is an abundant number, since it is smaller than the sum of its proper divisors (68735558628).

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

43628555052 is a wasteful number, since it uses less digits than its factorization.

43628555052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22866182 (or 22866177 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 43628555052 in words is "forty-three billion, six hundred twenty-eight million, five hundred fifty-five thousand, fifty-two".