16313544531361 has 16 divisors (see below), whose sum is σ = 20339117854848. Its totient is φ = 12711757104000.

The previous prime is 16313544531359. The next prime is 16313544531397.

16313544531361 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 16313544531361 - 2¹ = 16313544531359 is a prime.

It is a super-2 number, since 2×16313544531361² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16313544531761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10524061 + ... + 11974261.

It is an arithmetic number, because the mean of its divisors is an integer number (1271194865928).

Almost surely, 2^{16313544531361} is an apocalyptic number.

16313544531361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16313544531361 is a deficient number, since it is larger than the sum of its proper divisors (4025573323487).

16313544531361 is a wasteful number, since it uses less digits than its factorization.

16313544531361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596312.

The product of its digits is 1166400, while the sum is 46.

The spelling of 16313544531361 in words is "sixteen trillion, three hundred thirteen billion, five hundred forty-four million, five hundred thirty-one thousand, three hundred sixty-one".