13469517641 has 2 divisors, whose sum is σ = 13469517642. Its totient is φ = 13469517640.

The previous prime is 13469517619. The next prime is 13469517689. The reversal of 13469517641 is 14671596431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12144921616 + 1324596025 = 110204^2 + 36395^2 .

It is a cyclic number.

It is not a de Polignac number, because 13469517641 - 2¹⁴ = 13469501257 is a prime.

It is not a weakly prime, because it can be changed into another prime (13469513641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6734758820 + 6734758821.

It is an arithmetic number, because the mean of its divisors is an integer number (6734758821).

Almost surely, 2^13469517641 is an apocalyptic number.

It is an amenable number.

13469517641 is a deficient number, since it is larger than the sum of its proper divisors (1).

13469517641 is an equidigital number, since it uses as much as digits as its factorization.

13469517641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 47.

The spelling of 13469517641 in words is "thirteen billion, four hundred sixty-nine million, five hundred seventeen thousand, six hundred forty-one".