47509536511 has 2 divisors, whose sum is σ = 47509536512. Its totient is φ = 47509536510.

The previous prime is 47509536509. The next prime is 47509536517. The reversal of 47509536511 is 11563590574.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47509536511 - 2¹ = 47509536509 is a prime.

Together with 47509536509, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47509536517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23754768255 + 23754768256.

It is an arithmetic number, because the mean of its divisors is an integer number (23754768256).

Almost surely, 2^47509536511 is an apocalyptic number.

47509536511 is a deficient number, since it is larger than the sum of its proper divisors (1).

47509536511 is an equidigital number, since it uses as much as digits as its factorization.

47509536511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 567000, while the sum is 46.

The spelling of 47509536511 in words is "forty-seven billion, five hundred nine million, five hundred thirty-six thousand, five hundred eleven".