2689477171201 has 2 divisors, whose sum is σ = 2689477171202. Its totient is φ = 2689477171200.

The previous prime is 2689477171063. The next prime is 2689477171223. The reversal of 2689477171201 is 1021717749862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1792516644801 + 896960526400 = 1338849^2 + 947080^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2689477171201 is a prime.

It is a super-2 number, since 2×2689477171201² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2689477172201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1344738585600 + 1344738585601.

It is an arithmetic number, because the mean of its divisors is an integer number (1344738585601).

Almost surely, 2^{2689477171201} is an apocalyptic number.

It is an amenable number.

2689477171201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2689477171201 is an equidigital number, since it uses as much as digits as its factorization.

2689477171201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2370816, while the sum is 55.

The spelling of 2689477171201 in words is "two trillion, six hundred eighty-nine billion, four hundred seventy-seven million, one hundred seventy-one thousand, two hundred one".