13542701761669 has 2 divisors, whose sum is σ = 13542701761670. Its totient is φ = 13542701761668.

The previous prime is 13542701761609. The next prime is 13542701761733. The reversal of 13542701761669 is 96616710724531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7557275902500 + 5985425859169 = 2749050^2 + 2446513^2 .

It is a cyclic number.

It is not a de Polignac number, because 13542701761669 - 2¹⁹ = 13542701237381 is a prime.

It is a super-2 number, since 2×13542701761669² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13542701761609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6771350880834 + 6771350880835.

It is an arithmetic number, because the mean of its divisors is an integer number (6771350880835).

Almost surely, 2^{13542701761669} is an apocalyptic number.

It is an amenable number.

13542701761669 is a deficient number, since it is larger than the sum of its proper divisors (1).

13542701761669 is an equidigital number, since it uses as much as digits as its factorization.

13542701761669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11430720, while the sum is 58.

The spelling of 13542701761669 in words is "thirteen trillion, five hundred forty-two billion, seven hundred one million, seven hundred sixty-one thousand, six hundred sixty-nine".