47701788427 has 2 divisors, whose sum is σ = 47701788428. Its totient is φ = 47701788426.

The previous prime is 47701788403. The next prime is 47701788487. The reversal of 47701788427 is 72488710774.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47701788427 - 2¹⁹ = 47701264139 is a prime.

It is a super-2 number, since 2×47701788427² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47701788487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23850894213 + 23850894214.

It is an arithmetic number, because the mean of its divisors is an integer number (23850894214).

Almost surely, 2^47701788427 is an apocalyptic number.

47701788427 is a deficient number, since it is larger than the sum of its proper divisors (1).

47701788427 is an equidigital number, since it uses as much as digits as its factorization.

47701788427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4917248, while the sum is 55.

The spelling of 47701788427 in words is "forty-seven billion, seven hundred one million, seven hundred eighty-eight thousand, four hundred twenty-seven".