1606272475603 has 2 divisors, whose sum is σ = 1606272475604. Its totient is φ = 1606272475602.

The previous prime is 1606272475601. The next prime is 1606272475651. The reversal of 1606272475603 is 3065742726061.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1606272475603 - 2¹ = 1606272475601 is a prime.

It is a super-2 number, since 2×1606272475603² (a number of 25 digits) contains 22 as substring.

Together with 1606272475601, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1606272475601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803136237801 + 803136237802.

It is an arithmetic number, because the mean of its divisors is an integer number (803136237802).

Almost surely, 2^{1606272475603} is an apocalyptic number.

1606272475603 is a deficient number, since it is larger than the sum of its proper divisors (1).

1606272475603 is an equidigital number, since it uses as much as digits as its factorization.

1606272475603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 1606272475603 in words is "one trillion, six hundred six billion, two hundred seventy-two million, four hundred seventy-five thousand, six hundred three".