43064218453 has 4 divisors (see below), whose sum is σ = 43076557728. Its totient is φ = 43051879180.

The previous prime is 43064218441. The next prime is 43064218487. The reversal of 43064218453 is 35481246034.

43064218453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43064218453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43064218433) 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, 6164401 + ... + 6171382.

It is an arithmetic number, because the mean of its divisors is an integer number (10769139432).

Almost surely, 2^43064218453 is an apocalyptic number.

It is an amenable number.

43064218453 is a deficient number, since it is larger than the sum of its proper divisors (12339275).

43064218453 is a wasteful number, since it uses less digits than its factorization.

43064218453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12339274.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 43064218453 in words is "forty-three billion, sixty-four million, two hundred eighteen thousand, four hundred fifty-three".