47555330993 has 2 divisors, whose sum is σ = 47555330994. Its totient is φ = 47555330992.

The previous prime is 47555330941. The next prime is 47555331007. The reversal of 47555330993 is 39903355574.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47007443344 + 547887649 = 216812^2 + 23407^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47555330993 is a prime.

It is not a weakly prime, because it can be changed into another prime (47555330093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23777665496 + 23777665497.

It is an arithmetic number, because the mean of its divisors is an integer number (23777665497).

Almost surely, 2^47555330993 is an apocalyptic number.

It is an amenable number.

47555330993 is a deficient number, since it is larger than the sum of its proper divisors (1).

47555330993 is an equidigital number, since it uses as much as digits as its factorization.

47555330993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7654500, while the sum is 53.

The spelling of 47555330993 in words is "forty-seven billion, five hundred fifty-five million, three hundred thirty thousand, nine hundred ninety-three".