47409885648091 has 2 divisors, whose sum is σ = 47409885648092. Its totient is φ = 47409885648090.

The previous prime is 47409885648019. The next prime is 47409885648107. The reversal of 47409885648091 is 19084658890474.

Together with previous prime (47409885648019) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47409885648091 - 2¹⁹ = 47409885123803 is a prime.

It is not a weakly prime, because it can be changed into another prime (47409885648001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23704942824045 + 23704942824046.

It is an arithmetic number, because the mean of its divisors is an integer number (23704942824046).

Almost surely, 2^{47409885648091} is an apocalyptic number.

47409885648091 is a deficient number, since it is larger than the sum of its proper divisors (1).

47409885648091 is an equidigital number, since it uses as much as digits as its factorization.

47409885648091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 557383680, while the sum is 73.

The spelling of 47409885648091 in words is "forty-seven trillion, four hundred nine billion, eight hundred eighty-five million, six hundred forty-eight thousand, ninety-one".