43042338363556 has 27 divisors (see below), whose sum is σ = 87622090076619. Its totient is φ = 18446677077528.

The previous prime is 43042338363553. The next prime is 43042338363571. The reversal of 43042338363556 is 65536383324034.

The square root of 43042338363556 is 6560666.

It is a perfect power (a square), and thus also a powerful number.

It is a junction number, because it is equal to n+sod(n) for n = 43042338363497 and 43042338363506.

It is not an unprimeable number, because it can be changed into a prime (43042338363553) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 91615015 + ... + 92083633.

Almost surely, 2^{43042338363556} is an apocalyptic number.

43042338363556 is the 6560666-th square number.

It is an amenable number.

43042338363556 is an abundant number, since it is smaller than the sum of its proper divisors (44579751713063).

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

43042338363556 is an frugal number, since it uses more digits than its factorization.

43042338363556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937256 (or 468628 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 55.

The spelling of 43042338363556 in words is "forty-three trillion, forty-two billion, three hundred thirty-eight million, three hundred sixty-three thousand, five hundred fifty-six".