43356322453 has 6 divisors (see below), whose sum is σ = 46056716546. Its totient is φ = 40805950272.

The previous prime is 43356322423. The next prime is 43356322481. The reversal of 43356322453 is 35422365334.

43356322453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 17218163524 + 26138158929 = 131218^2 + 161673^2 .

It is not a de Polignac number, because 43356322453 - 2¹⁷ = 43356191381 is a prime.

It is a super-3 number, since 3×43356322453³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43356322423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75010650 + ... + 75011227.

Almost surely, 2^43356322453 is an apocalyptic number.

It is an amenable number.

43356322453 is a deficient number, since it is larger than the sum of its proper divisors (2700394093).

43356322453 is a wasteful number, since it uses less digits than its factorization.

43356322453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150021911 (or 150021894 counting only the distinct ones).

The product of its digits is 777600, while the sum is 40.

Adding to 43356322453 its reverse (35422365334), we get a palindrome (78778687787).

The spelling of 43356322453 in words is "forty-three billion, three hundred fifty-six million, three hundred twenty-two thousand, four hundred fifty-three".