5451320316849 has 16 divisors (see below), whose sum is σ = 8184973615104. Its totient is φ = 3197255317200.

The previous prime is 5451320316833. The next prime is 5451320316889. The reversal of 5451320316849 is 9486130231545.

It is not a de Polignac number, because 5451320316849 - 2⁴ = 5451320316833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5451320316889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2664378409 + ... + 2664380454.

It is an arithmetic number, because the mean of its divisors is an integer number (511560850944).

Almost surely, 2^{5451320316849} is an apocalyptic number.

It is an amenable number.

5451320316849 is a deficient number, since it is larger than the sum of its proper divisors (2733653298255).

5451320316849 is a wasteful number, since it uses less digits than its factorization.

5451320316849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5328758908.

The product of its (nonzero) digits is 3110400, while the sum is 51.

The spelling of 5451320316849 in words is "five trillion, four hundred fifty-one billion, three hundred twenty million, three hundred sixteen thousand, eight hundred forty-nine".