43835965623428 has 12 divisors (see below), whose sum is σ = 83686843462992. Its totient is φ = 19925438919720.

The previous prime is 43835965623407. The next prime is 43835965623451. The reversal of 43835965623428 is 82432656953834.

43835965623428 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-3 number, since 3×43835965623428³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 498135972950 + ... + 498135973037.

It is an arithmetic number, because the mean of its divisors is an integer number (6973903621916).

Almost surely, 2^{43835965623428} is an apocalyptic number.

It is an amenable number.

43835965623428 is a deficient number, since it is larger than the sum of its proper divisors (39850877839564).

43835965623428 is a wasteful number, since it uses less digits than its factorization.

43835965623428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996271946002 (or 996271946000 counting only the distinct ones).

The product of its digits is 895795200, while the sum is 68.

The spelling of 43835965623428 in words is "forty-three trillion, eight hundred thirty-five billion, nine hundred sixty-five million, six hundred twenty-three thousand, four hundred twenty-eight".