43842235556 has 24 divisors (see below), whose sum is σ = 88242979776. Its totient is φ = 18669849120.

The previous prime is 43842235517. The next prime is 43842235559. The reversal of 43842235556 is 65553224834.

It is a self number, because there is not a number n which added to its sum of digits gives 43842235556.

It is not an unprimeable number, because it can be changed into a prime (43842235559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4982210 + ... + 4991001.

It is an arithmetic number, because the mean of its divisors is an integer number (3676790824).

Almost surely, 2^43842235556 is an apocalyptic number.

It is an amenable number.

43842235556 is an abundant number, since it is smaller than the sum of its proper divisors (44400744220).

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

43842235556 is a wasteful number, since it uses less digits than its factorization.

43842235556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9973379 (or 9973377 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 47.

The spelling of 43842235556 in words is "forty-three billion, eight hundred forty-two million, two hundred thirty-five thousand, five hundred fifty-six".