43264261605161 has 8 divisors (see below), whose sum is σ = 44033122199040. Its totient is φ = 42496586612208.

The previous prime is 43264261605143. The next prime is 43264261605209. The reversal of 43264261605161 is 16150616246234.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43264261605161 - 2¹⁴ = 43264261588777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43264261505161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296326601 + ... + 296472566.

It is an arithmetic number, because the mean of its divisors is an integer number (5504140274880).

Almost surely, 2^{43264261605161} is an apocalyptic number.

It is an amenable number.

43264261605161 is a deficient number, since it is larger than the sum of its proper divisors (768860593879).

43264261605161 is a wasteful number, since it uses less digits than its factorization.

43264261605161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592800463.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 43264261605161 in words is "forty-three trillion, two hundred sixty-four billion, two hundred sixty-one million, six hundred five thousand, one hundred sixty-one".