43042686688 has 12 divisors (see below), whose sum is σ = 84740289480. Its totient is φ = 21521343328.

The previous prime is 43042686641. The next prime is 43042686727. The reversal of 43042686688 is 88668624034.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672541948 + ... + 672542011.

It is an arithmetic number, because the mean of its divisors is an integer number (7061690790).

Almost surely, 2^43042686688 is an apocalyptic number.

It is an amenable number.

43042686688 is a deficient number, since it is larger than the sum of its proper divisors (41697602792).

43042686688 is a wasteful number, since it uses less digits than its factorization.

43042686688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345083969 (or 1345083961 counting only the distinct ones).

The product of its (nonzero) digits is 10616832, while the sum is 55.

The spelling of 43042686688 in words is "forty-three billion, forty-two million, six hundred eighty-six thousand, six hundred eighty-eight".