43657928152 has 16 divisors (see below), whose sum is σ = 82400727600. Its totient is φ = 21684400800.

The previous prime is 43657928131. The next prime is 43657928213. The reversal of 43657928152 is 25182975634.

43657928152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 43657928152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18069127 + ... + 18071542.

It is an arithmetic number, because the mean of its divisors is an integer number (5150045475).

Almost surely, 2^43657928152 is an apocalyptic number.

It is an amenable number.

43657928152 is a deficient number, since it is larger than the sum of its proper divisors (38742799448).

43657928152 is a wasteful number, since it uses less digits than its factorization.

43657928152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36140826 (or 36140822 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 52.

The spelling of 43657928152 in words is "forty-three billion, six hundred fifty-seven million, nine hundred twenty-eight thousand, one hundred fifty-two".