47506565047 has 2 divisors, whose sum is σ = 47506565048. Its totient is φ = 47506565046.

The previous prime is 47506565033. The next prime is 47506565053. The reversal of 47506565047 is 74056560574.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47506565047 - 2¹⁵ = 47506532279 is a prime.

It is a super-2 number, since 2×47506565047² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47506565147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23753282523 + 23753282524.

It is an arithmetic number, because the mean of its divisors is an integer number (23753282524).

Almost surely, 2^47506565047 is an apocalyptic number.

47506565047 is a deficient number, since it is larger than the sum of its proper divisors (1).

47506565047 is an equidigital number, since it uses as much as digits as its factorization.

47506565047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528000, while the sum is 49.

The spelling of 47506565047 in words is "forty-seven billion, five hundred six million, five hundred sixty-five thousand, forty-seven".