47117666425 has 12 divisors (see below), whose sum is σ = 58798050796. Its totient is φ = 37454040000.

The previous prime is 47117666411. The next prime is 47117666437. The reversal of 47117666425 is 52466671174.

It can be written as a sum of positive squares in 6 ways, for example, as 111957561 + 47005708864 = 10581^2 + 216808^2 .

It is not a de Polignac number, because 47117666425 - 2¹³ = 47117658233 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5998326 + ... + 6006175.

Almost surely, 2^47117666425 is an apocalyptic number.

It is an amenable number.

47117666425 is a deficient number, since it is larger than the sum of its proper divisors (11680384371).

47117666425 is a wasteful number, since it uses less digits than its factorization.

47117666425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12004668 (or 12004663 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 49.

The spelling of 47117666425 in words is "forty-seven billion, one hundred seventeen million, six hundred sixty-six thousand, four hundred twenty-five".