43464625441 has 4 divisors (see below), whose sum is σ = 46021368132. Its totient is φ = 40907882752.

The previous prime is 43464625427. The next prime is 43464625487. The reversal of 43464625441 is 14452646434.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19044000000 + 24420625441 = 138000^2 + 156271^2 .

It is a cyclic number.

It is not a de Polignac number, because 43464625441 - 2⁷ = 43464625313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43464625541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1278371320 + ... + 1278371353.

It is an arithmetic number, because the mean of its divisors is an integer number (11505342033).

Almost surely, 2^43464625441 is an apocalyptic number.

It is an amenable number.

43464625441 is a deficient number, since it is larger than the sum of its proper divisors (2556742691).

43464625441 is a wasteful number, since it uses less digits than its factorization.

43464625441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2556742690.

The product of its digits is 1105920, while the sum is 43.

The spelling of 43464625441 in words is "forty-three billion, four hundred sixty-four million, six hundred twenty-five thousand, four hundred forty-one".