16834827049 has 2 divisors, whose sum is σ = 16834827050. Its totient is φ = 16834827048.

The previous prime is 16834827007. The next prime is 16834827059. The reversal of 16834827049 is 94072843861.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14029218025 + 2805609024 = 118445^2 + 52968^2 .

It is a cyclic number.

It is not a de Polignac number, because 16834827049 - 2²³ = 16826438441 is a prime.

It is a super-2 number, since 2×16834827049² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16834826987 and 16834827005.

It is not a weakly prime, because it can be changed into another prime (16834827059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8417413524 + 8417413525.

It is an arithmetic number, because the mean of its divisors is an integer number (8417413525).

Almost surely, 2^16834827049 is an apocalyptic number.

It is an amenable number.

16834827049 is a deficient number, since it is larger than the sum of its proper divisors (1).

16834827049 is an equidigital number, since it uses as much as digits as its factorization.

16834827049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 16834827049 in words is "sixteen billion, eight hundred thirty-four million, eight hundred twenty-seven thousand, forty-nine".