47169977587 has 2 divisors, whose sum is σ = 47169977588. Its totient is φ = 47169977586.

The previous prime is 47169977573. The next prime is 47169977629. The reversal of 47169977587 is 78577996174.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47169977587 - 2¹⁹ = 47169453299 is a prime.

It is not a weakly prime, because it can be changed into another prime (47169977527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23584988793 + 23584988794.

It is an arithmetic number, because the mean of its divisors is an integer number (23584988794).

Almost surely, 2^47169977587 is an apocalyptic number.

47169977587 is a deficient number, since it is larger than the sum of its proper divisors (1).

47169977587 is an equidigital number, since it uses as much as digits as its factorization.

47169977587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186701760, while the sum is 70.

The spelling of 47169977587 in words is "forty-seven billion, one hundred sixty-nine million, nine hundred seventy-seven thousand, five hundred eighty-seven".