272818928497 has 2 divisors, whose sum is σ = 272818928498. Its totient is φ = 272818928496.

The previous prime is 272818928419. The next prime is 272818928533. The reversal of 272818928497 is 794829818272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 251967857296 + 20851071201 = 501964^2 + 144399^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-272818928497 is a prime.

It is not a weakly prime, because it can be changed into another prime (272818928797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136409464248 + 136409464249.

It is an arithmetic number, because the mean of its divisors is an integer number (136409464249).

Almost surely, 2^272818928497 is an apocalyptic number.

It is an amenable number.

272818928497 is a deficient number, since it is larger than the sum of its proper divisors (1).

272818928497 is an equidigital number, since it uses as much as digits as its factorization.

272818928497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65028096, while the sum is 67.

The spelling of 272818928497 in words is "two hundred seventy-two billion, eight hundred eighteen million, nine hundred twenty-eight thousand, four hundred ninety-seven".