47279998655999 has 2 divisors, whose sum is σ = 47279998656000. Its totient is φ = 47279998655998.

The previous prime is 47279998655947. The next prime is 47279998656013. The reversal of 47279998655999 is 99955689997274.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47279998655999 - 2²⁸ = 47279730220543 is a prime.

It is a super-2 number, since 2×47279998655999² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47279998655299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23639999327999 + 23639999328000.

It is an arithmetic number, because the mean of its divisors is an integer number (23639999328000).

Almost surely, 2^{47279998655999} is an apocalyptic number.

47279998655999 is a deficient number, since it is larger than the sum of its proper divisors (1).

47279998655999 is an equidigital number, since it uses as much as digits as its factorization.

47279998655999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 249989846400, while the sum is 98.

The spelling of 47279998655999 in words is "forty-seven trillion, two hundred seventy-nine billion, nine hundred ninety-eight million, six hundred fifty-five thousand, nine hundred ninety-nine".