1616532422317 has 2 divisors, whose sum is σ = 1616532422318. Its totient is φ = 1616532422316.

The previous prime is 1616532422269. The next prime is 1616532422321. The reversal of 1616532422317 is 7132242356161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1152088809316 + 464443613001 = 1073354^2 + 681501^2 .

It is a cyclic number.

It is not a de Polignac number, because 1616532422317 - 2⁷ = 1616532422189 is a prime.

It is a super-2 number, since 2×1616532422317² (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 (1616532422357) 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, 808266211158 + 808266211159.

It is an arithmetic number, because the mean of its divisors is an integer number (808266211159).

Almost surely, 2^{1616532422317} is an apocalyptic number.

It is an amenable number.

1616532422317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1616532422317 is an equidigital number, since it uses as much as digits as its factorization.

1616532422317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 43.

Adding to 1616532422317 its reverse (7132242356161), we get a palindrome (8748774778478).

The spelling of 1616532422317 in words is "one trillion, six hundred sixteen billion, five hundred thirty-two million, four hundred twenty-two thousand, three hundred seventeen".