43421119994 has 24 divisors (see below), whose sum is σ = 75883364928. Its totient is φ = 18580083480.

The previous prime is 43421119967. The next prime is 43421120047. The reversal of 43421119994 is 49991112434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 281522 + ... + 407549.

It is an arithmetic number, because the mean of its divisors is an integer number (3161806872).

Almost surely, 2^43421119994 is an apocalyptic number.

43421119994 is a deficient number, since it is larger than the sum of its proper divisors (32462244934).

43421119994 is a wasteful number, since it uses less digits than its factorization.

43421119994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689730 (or 689723 counting only the distinct ones).

The product of its digits is 279936, while the sum is 47.

The spelling of 43421119994 in words is "forty-three billion, four hundred twenty-one million, one hundred nineteen thousand, nine hundred ninety-four".