43426340147 has 4 divisors (see below), whose sum is σ = 43445894976. Its totient is φ = 43406785320.

The previous prime is 43426340143. The next prime is 43426340171. The reversal of 43426340147 is 74104362434.

43426340147 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.

It is a cyclic number.

It is not a de Polignac number, because 43426340147 - 2² = 43426340143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43426340147.

It is not an unprimeable number, because it can be changed into a prime (43426340143) 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, 9774083 + ... + 9778524.

It is an arithmetic number, because the mean of its divisors is an integer number (10861473744).

Almost surely, 2^43426340147 is an apocalyptic number.

43426340147 is a deficient number, since it is larger than the sum of its proper divisors (19554829).

43426340147 is a wasteful number, since it uses less digits than its factorization.

43426340147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19554828.

The product of its (nonzero) digits is 193536, while the sum is 38.

The spelling of 43426340147 in words is "forty-three billion, four hundred twenty-six million, three hundred forty thousand, one hundred forty-seven".