43664634445106 has 16 divisors (see below), whose sum is σ = 65849508856800. Its totient is φ = 21715111963200.

The previous prime is 43664634445067. The next prime is 43664634445121. The reversal of 43664634445106 is 60154443646634.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78172256 + ... + 78728843.

It is an arithmetic number, because the mean of its divisors is an integer number (4115594303550).

Almost surely, 2^{43664634445106} is an apocalyptic number.

43664634445106 is a deficient number, since it is larger than the sum of its proper divisors (22184874411694).

43664634445106 is a wasteful number, since it uses less digits than its factorization.

43664634445106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156901849.

The product of its (nonzero) digits is 59719680, while the sum is 56.

The spelling of 43664634445106 in words is "forty-three trillion, six hundred sixty-four billion, six hundred thirty-four million, four hundred forty-five thousand, one hundred six".