4978695227273 has 2 divisors, whose sum is σ = 4978695227274. Its totient is φ = 4978695227272.

The previous prime is 4978695227249. The next prime is 4978695227299. The reversal of 4978695227273 is 3727225968794.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4331759738944 + 646935488329 = 2081288^2 + 804323^2 .

It is a cyclic number.

It is not a de Polignac number, because 4978695227273 - 2⁸ = 4978695227017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4978695227197 and 4978695227206.

It is not a weakly prime, because it can be changed into another prime (4978695223273) by changing a digit.

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 as a sum of consecutive naturals, namely, 2489347613636 + 2489347613637.

It is an arithmetic number, because the mean of its divisors is an integer number (2489347613637).

Almost surely, 2^{4978695227273} is an apocalyptic number.

It is an amenable number.

4978695227273 is a deficient number, since it is larger than the sum of its proper divisors (1).

4978695227273 is an equidigital number, since it uses as much as digits as its factorization.

4978695227273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 640120320, while the sum is 71.

The spelling of 4978695227273 in words is "four trillion, nine hundred seventy-eight billion, six hundred ninety-five million, two hundred twenty-seven thousand, two hundred seventy-three".