16534453841 has 2 divisors, whose sum is σ = 16534453842. Its totient is φ = 16534453840.

The previous prime is 16534453829. The next prime is 16534453853. The reversal of 16534453841 is 14835443561.

It is a balanced prime because it is at equal distance from previous prime (16534453829) and next prime (16534453853).

It can be written as a sum of positive squares in only one way, i.e., 10636828225 + 5897625616 = 103135^2 + 76796^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16534453841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16534453792 and 16534453801.

It is not a weakly prime, because it can be changed into another prime (16534453891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8267226920 + 8267226921.

It is an arithmetic number, because the mean of its divisors is an integer number (8267226921).

Almost surely, 2^16534453841 is an apocalyptic number.

It is an amenable number.

16534453841 is a deficient number, since it is larger than the sum of its proper divisors (1).

16534453841 is an equidigital number, since it uses as much as digits as its factorization.

16534453841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 691200, while the sum is 44.

The spelling of 16534453841 in words is "sixteen billion, five hundred thirty-four million, four hundred fifty-three thousand, eight hundred forty-one".