272605409443 has 2 divisors, whose sum is σ = 272605409444. Its totient is φ = 272605409442.

The previous prime is 272605409333. The next prime is 272605409509. The reversal of 272605409443 is 344904506272.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 272605409443 - 2¹⁷ = 272605278371 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 272605409393 and 272605409402.

It is not a weakly prime, because it can be changed into another prime (272605449443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136302704721 + 136302704722.

It is an arithmetic number, because the mean of its divisors is an integer number (136302704722).

Almost surely, 2^272605409443 is an apocalyptic number.

272605409443 is a deficient number, since it is larger than the sum of its proper divisors (1).

272605409443 is an equidigital number, since it uses as much as digits as its factorization.

272605409443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 272605409443 in words is "two hundred seventy-two billion, six hundred five million, four hundred nine thousand, four hundred forty-three".