43578066103 has 16 divisors (see below), whose sum is σ = 51813449856. Its totient is φ = 36128406240.

The previous prime is 43578066079. The next prime is 43578066197. The reversal of 43578066103 is 30166087534.

It is a cyclic number.

It is not a de Polignac number, because 43578066103 - 2¹³ = 43578057911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43578066103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43578066703) 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 15 ways as a sum of consecutive naturals, for example, 1823925 + ... + 1847662.

It is an arithmetic number, because the mean of its divisors is an integer number (3238340616).

Almost surely, 2^43578066103 is an apocalyptic number.

43578066103 is a deficient number, since it is larger than the sum of its proper divisors (8235383753).

43578066103 is a wasteful number, since it uses less digits than its factorization.

43578066103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3671694.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 43578066103 in words is "forty-three billion, five hundred seventy-eight million, sixty-six thousand, one hundred three".