43423626047 has 4 divisors (see below), whose sum is σ = 44242939800. Its totient is φ = 42604312296.

The previous prime is 43423625939. The next prime is 43423626073. The reversal of 43423626047 is 74062632434.

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

It is a cyclic number.

It is not a de Polignac number, because 43423626047 - 2¹⁶ = 43423560511 is a prime.

It is a super-2 number, since 2×43423626047² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43423625995 and 43423626013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43423226047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 409656797 + ... + 409656902.

It is an arithmetic number, because the mean of its divisors is an integer number (11060734950).

Almost surely, 2^43423626047 is an apocalyptic number.

43423626047 is a deficient number, since it is larger than the sum of its proper divisors (819313753).

43423626047 is an equidigital number, since it uses as much as digits as its factorization.

43423626047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819313752.

The product of its (nonzero) digits is 580608, while the sum is 41.

The spelling of 43423626047 in words is "forty-three billion, four hundred twenty-three million, six hundred twenty-six thousand, forty-seven".