272998849477 has 2 divisors, whose sum is σ = 272998849478. Its totient is φ = 272998849476.

The previous prime is 272998849451. The next prime is 272998849507. The reversal of 272998849477 is 774948899272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 155765198241 + 117233651236 = 394671^2 + 342394^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-272998849477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272998847477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136499424738 + 136499424739.

It is an arithmetic number, because the mean of its divisors is an integer number (136499424739).

Almost surely, 2^272998849477 is an apocalyptic number.

It is an amenable number.

272998849477 is a deficient number, since it is larger than the sum of its proper divisors (1).

272998849477 is an equidigital number, since it uses as much as digits as its factorization.

272998849477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1024192512, while the sum is 76.

The spelling of 272998849477 in words is "two hundred seventy-two billion, nine hundred ninety-eight million, eight hundred forty-nine thousand, four hundred seventy-seven".