43141897556 has 6 divisors (see below), whose sum is σ = 75498320730. Its totient is φ = 21570948776.

The previous prime is 43141897541. The next prime is 43141897609. The reversal of 43141897556 is 65579814134.

It can be written as a sum of positive squares in only one way, i.e., 26934061456 + 16207836100 = 164116^2 + 127310^2 .

It is a super-4 number, since 4×43141897556⁴ (a number of 44 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 43141897498 and 43141897507.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5392737191 + ... + 5392737198.

It is an arithmetic number, because the mean of its divisors is an integer number (12583053455).

Almost surely, 2^43141897556 is an apocalyptic number.

It is an amenable number.

43141897556 is a deficient number, since it is larger than the sum of its proper divisors (32356423174).

43141897556 is a wasteful number, since it uses less digits than its factorization.

43141897556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10785474393 (or 10785474391 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 53.

The spelling of 43141897556 in words is "forty-three billion, one hundred forty-one million, eight hundred ninety-seven thousand, five hundred fifty-six".