47127665427 has 16 divisors (see below), whose sum is σ = 63426533280. Its totient is φ = 31123740672.

The previous prime is 47127665411. The next prime is 47127665443. The reversal of 47127665427 is 72456672174.

47127665427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (47127665411) and next prime (47127665443).

It is not a de Polignac number, because 47127665427 - 2⁴ = 47127665411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47127665427.

It is not an unprimeable number, because it can be changed into a prime (47127665027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1962163 + ... + 1986035.

It is an arithmetic number, because the mean of its divisors is an integer number (3964158330).

Almost surely, 2^47127665427 is an apocalyptic number.

47127665427 is a deficient number, since it is larger than the sum of its proper divisors (16298867853).

47127665427 is a wasteful number, since it uses less digits than its factorization.

47127665427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30022.

The product of its digits is 3951360, while the sum is 51.

The spelling of 47127665427 in words is "forty-seven billion, one hundred twenty-seven million, six hundred sixty-five thousand, four hundred twenty-seven".