5105220601669 has 2 divisors, whose sum is σ = 5105220601670. Its totient is φ = 5105220601668.

The previous prime is 5105220601573. The next prime is 5105220601727. The reversal of 5105220601669 is 9661060225015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3879572333569 + 1225648268100 = 1969663^2 + 1107090^2 .

It is a cyclic number.

It is not a de Polignac number, because 5105220601669 - 2⁷ = 5105220601541 is a prime.

It is a super-2 number, since 2×5105220601669² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5105220601469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2552610300834 + 2552610300835.

It is an arithmetic number, because the mean of its divisors is an integer number (2552610300835).

Almost surely, 2^{5105220601669} is an apocalyptic number.

It is an amenable number.

5105220601669 is a deficient number, since it is larger than the sum of its proper divisors (1).

5105220601669 is an equidigital number, since it uses as much as digits as its factorization.

5105220601669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 5105220601669 in words is "five trillion, one hundred five billion, two hundred twenty million, six hundred one thousand, six hundred sixty-nine".