47386588637 has 2 divisors, whose sum is σ = 47386588638. Its totient is φ = 47386588636.

The previous prime is 47386588631. The next prime is 47386588673. The reversal of 47386588637 is 73688568374.

Together with next prime (47386588673) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34205022916 + 13181565721 = 184946^2 + 114811^2 .

It is a cyclic number.

It is not a de Polignac number, because 47386588637 - 2¹⁶ = 47386523101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47386588631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23693294318 + 23693294319.

It is an arithmetic number, because the mean of its divisors is an integer number (23693294319).

Almost surely, 2^47386588637 is an apocalyptic number.

It is an amenable number.

47386588637 is a deficient number, since it is larger than the sum of its proper divisors (1).

47386588637 is an equidigital number, since it uses as much as digits as its factorization.

47386588637 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 162570240, while the sum is 65.

The spelling of 47386588637 in words is "forty-seven billion, three hundred eighty-six million, five hundred eighty-eight thousand, six hundred thirty-seven".