47446540499 has 2 divisors, whose sum is σ = 47446540500. Its totient is φ = 47446540498.

The previous prime is 47446540433. The next prime is 47446540501. The reversal of 47446540499 is 99404564474.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47446540499 - 2²⁰ = 47445491923 is a prime.

Together with 47446540501, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47446540199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23723270249 + 23723270250.

It is an arithmetic number, because the mean of its divisors is an integer number (23723270250).

Almost surely, 2^47446540499 is an apocalyptic number.

47446540499 is a deficient number, since it is larger than the sum of its proper divisors (1).

47446540499 is an equidigital number, since it uses as much as digits as its factorization.

47446540499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17418240, while the sum is 56.

The spelling of 47446540499 in words is "forty-seven billion, four hundred forty-six million, five hundred forty thousand, four hundred ninety-nine".