16836480019969 has 2 divisors, whose sum is σ = 16836480019970. Its totient is φ = 16836480019968.

The previous prime is 16836480019963. The next prime is 16836480020029. The reversal of 16836480019969 is 96991008463861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15358067209969 + 1478412810000 = 3918937^2 + 1215900^2 .

It is a cyclic number.

It is not a de Polignac number, because 16836480019969 - 2¹³ = 16836480011777 is a prime.

It is a super-2 number, since 2×16836480019969² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16836480019898 and 16836480019907.

It is not a weakly prime, because it can be changed into another prime (16836480019963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8418240009984 + 8418240009985.

It is an arithmetic number, because the mean of its divisors is an integer number (8418240009985).

Almost surely, 2^{16836480019969} is an apocalyptic number.

It is an amenable number.

16836480019969 is a deficient number, since it is larger than the sum of its proper divisors (1).

16836480019969 is an equidigital number, since it uses as much as digits as its factorization.

16836480019969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120932352, while the sum is 70.

The spelling of 16836480019969 in words is "sixteen trillion, eight hundred thirty-six billion, four hundred eighty million, nineteen thousand, nine hundred sixty-nine".