2602169856101 has 2 divisors, whose sum is σ = 2602169856102. Its totient is φ = 2602169856100.

The previous prime is 2602169855963. The next prime is 2602169856119. The reversal of 2602169856101 is 1016589612062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1866915055201 + 735254800900 = 1366351^2 + 857470^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2602169856101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2602169859101) 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, 1301084928050 + 1301084928051.

It is an arithmetic number, because the mean of its divisors is an integer number (1301084928051).

Almost surely, 2^{2602169856101} is an apocalyptic number.

It is an amenable number.

2602169856101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2602169856101 is an equidigital number, since it uses as much as digits as its factorization.

2602169856101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 2602169856101 in words is "two trillion, six hundred two billion, one hundred sixty-nine million, eight hundred fifty-six thousand, one hundred one".