13501363669 has 2 divisors, whose sum is σ = 13501363670. Its totient is φ = 13501363668.

The previous prime is 13501363649. The next prime is 13501363693. The reversal of 13501363669 is 96636310531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12218649444 + 1282714225 = 110538^2 + 35815^2 .

It is a cyclic number.

It is not a de Polignac number, because 13501363669 - 2⁷ = 13501363541 is a prime.

It is a super-2 number, since 2×13501363669² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13501363609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6750681834 + 6750681835.

It is an arithmetic number, because the mean of its divisors is an integer number (6750681835).

Almost surely, 2^13501363669 is an apocalyptic number.

It is an amenable number.

13501363669 is a deficient number, since it is larger than the sum of its proper divisors (1).

13501363669 is an equidigital number, since it uses as much as digits as its factorization.

13501363669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 262440, while the sum is 43.

The spelling of 13501363669 in words is "thirteen billion, five hundred one million, three hundred sixty-three thousand, six hundred sixty-nine".