47322643427 has 4 divisors (see below), whose sum is σ = 47624061696. Its totient is φ = 47021225160.

The previous prime is 47322643411. The next prime is 47322643429. The reversal of 47322643427 is 72434622374.

47322643427 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 47322643427 - 2⁴ = 47322643411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47322643429) 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, 150708899 + ... + 150709212.

It is an arithmetic number, because the mean of its divisors is an integer number (11906015424).

Almost surely, 2^47322643427 is an apocalyptic number.

47322643427 is a deficient number, since it is larger than the sum of its proper divisors (301418269).

47322643427 is a wasteful number, since it uses less digits than its factorization.

47322643427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301418268.

The product of its digits is 1354752, while the sum is 44.

The spelling of 47322643427 in words is "forty-seven billion, three hundred twenty-two million, six hundred forty-three thousand, four hundred twenty-seven".