16516389015341 has 2 divisors, whose sum is σ = 16516389015342. Its totient is φ = 16516389015340.

The previous prime is 16516389015331. The next prime is 16516389015431. The reversal of 16516389015341 is 14351098361561.

Together with next prime (16516389015431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12538043628100 + 3978345387241 = 3540910^2 + 1994579^2 .

It is a cyclic number.

It is not a de Polignac number, because 16516389015341 - 2¹⁰ = 16516389014317 is a prime.

It is a super-2 number, since 2×16516389015341² (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 (16516389015331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8258194507670 + 8258194507671.

It is an arithmetic number, because the mean of its divisors is an integer number (8258194507671).

Almost surely, 2^{16516389015341} is an apocalyptic number.

It is an amenable number.

16516389015341 is a deficient number, since it is larger than the sum of its proper divisors (1).

16516389015341 is an equidigital number, since it uses as much as digits as its factorization.

16516389015341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2332800, while the sum is 53.

The spelling of 16516389015341 in words is "sixteen trillion, five hundred sixteen billion, three hundred eighty-nine million, fifteen thousand, three hundred forty-one".