43152405451 has 4 divisors (see below), whose sum is σ = 43796471272. Its totient is φ = 42508339632.

The previous prime is 43152405403. The next prime is 43152405467. The reversal of 43152405451 is 15450425134.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15450425134 = 2 ⋅7725212567.

It is a cyclic number.

It is not a de Polignac number, because 43152405451 - 2⁷ = 43152405323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43152405551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322032810 + ... + 322032943.

It is an arithmetic number, because the mean of its divisors is an integer number (10949117818).

Almost surely, 2^43152405451 is an apocalyptic number.

43152405451 is a deficient number, since it is larger than the sum of its proper divisors (644065821).

43152405451 is an equidigital number, since it uses as much as digits as its factorization.

43152405451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644065820.

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 43152405451 in words is "forty-three billion, one hundred fifty-two million, four hundred five thousand, four hundred fifty-one".