16829332955449 has 9 divisors (see below), whose sum is σ = 19577012557221. Its totient is φ = 14425117919100.

The previous prime is 16829332955441. The next prime is 16829332955467. The reversal of 16829332955449 is 94455923392861.

The square root of 16829332955449 is 4102357.

It is a perfect power (a square), and thus also a powerful number.

16829332955449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16829332955449 - 2³ = 16829332955441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16829332955441) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 28423474 + ... + 29009524.

It is an arithmetic number, because the mean of its divisors is an integer number (2175223617469).

Almost surely, 2^{16829332955449} is an apocalyptic number.

16829332955449 is the 4102357-th square number.

16829332955449 is the 2051179-th centered octagonal number.

It is an amenable number.

16829332955449 is a deficient number, since it is larger than the sum of its proper divisors (2747679601772).

16829332955449 is an frugal number, since it uses more digits than its factorization.

16829332955449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172116 (or 586058 counting only the distinct ones).

The product of its digits is 503884800, while the sum is 70.

The spelling of 16829332955449 in words is "sixteen trillion, eight hundred twenty-nine billion, three hundred thirty-two million, nine hundred fifty-five thousand, four hundred forty-nine".