1606272146623 has 2 divisors, whose sum is σ = 1606272146624. Its totient is φ = 1606272146622.

The previous prime is 1606272146459. The next prime is 1606272146639. The reversal of 1606272146623 is 3266412726061.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1606272146623 - 2²¹ = 1606270049471 is a prime.

It is a super-2 number, since 2×1606272146623² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1606272146663) 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, 803136073311 + 803136073312.

It is an arithmetic number, because the mean of its divisors is an integer number (803136073312).

Almost surely, 2^{1606272146623} is an apocalyptic number.

1606272146623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1606272146623 is an equidigital number, since it uses as much as digits as its factorization.

1606272146623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 1606272146623 in words is "one trillion, six hundred six billion, two hundred seventy-two million, one hundred forty-six thousand, six hundred twenty-three".