47933458561 has 2 divisors, whose sum is σ = 47933458562. Its totient is φ = 47933458560.

The previous prime is 47933458511. The next prime is 47933458589. The reversal of 47933458561 is 16585433974.

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., 26258257936 + 21675200625 = 162044^2 + 147225^2 .

It is a cyclic number.

It is not a de Polignac number, because 47933458561 - 2²¹ = 47931361409 is a prime.

It is not a weakly prime, because it can be changed into another prime (47933458501) 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, 23966729280 + 23966729281.

It is an arithmetic number, because the mean of its divisors is an integer number (23966729281).

Almost surely, 2^47933458561 is an apocalyptic number.

It is an amenable number.

47933458561 is a deficient number, since it is larger than the sum of its proper divisors (1).

47933458561 is an equidigital number, since it uses as much as digits as its factorization.

47933458561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10886400, while the sum is 55.

The spelling of 47933458561 in words is "forty-seven billion, nine hundred thirty-three million, four hundred fifty-eight thousand, five hundred sixty-one".