272143850969 has 2 divisors, whose sum is σ = 272143850970. Its totient is φ = 272143850968.

The previous prime is 272143850959. The next prime is 272143850983. The reversal of 272143850969 is 969058341272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 176685715600 + 95458135369 = 420340^2 + 308963^2 .

It is a cyclic number.

It is not a de Polignac number, because 272143850969 - 2¹² = 272143846873 is a prime.

It is a super-2 number, since 2×272143850969² (a number of 24 digits) contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (272143850939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136071925484 + 136071925485.

It is an arithmetic number, because the mean of its divisors is an integer number (136071925485).

It is a 1-persistent number, because it is pandigital, but 2⋅272143850969 = 544287701938 is not.

Almost surely, 2^272143850969 is an apocalyptic number.

It is an amenable number.

272143850969 is a deficient number, since it is larger than the sum of its proper divisors (1).

272143850969 is an equidigital number, since it uses as much as digits as its factorization.

272143850969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 272143850969 in words is "two hundred seventy-two billion, one hundred forty-three million, eight hundred fifty thousand, nine hundred sixty-nine".