47728894903 has 2 divisors, whose sum is σ = 47728894904. Its totient is φ = 47728894902.

The previous prime is 47728894883. The next prime is 47728894987. The reversal of 47728894903 is 30949882774.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47728894903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47728894303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23864447451 + 23864447452.

It is an arithmetic number, because the mean of its divisors is an integer number (23864447452).

Almost surely, 2^47728894903 is an apocalyptic number.

47728894903 is a deficient number, since it is larger than the sum of its proper divisors (1).

47728894903 is an equidigital number, since it uses as much as digits as its factorization.

47728894903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24385536, while the sum is 61.

The spelling of 47728894903 in words is "forty-seven billion, seven hundred twenty-eight million, eight hundred ninety-four thousand, nine hundred three".