549456963 has 16 divisors (see below), whose sum is σ = 806288256. Its totient is φ = 330055040.

The previous prime is 549456917. The next prime is 549457037. The reversal of 549456963 is 369654945.

It is a cyclic number.

It is not a de Polignac number, because 549456963 - 2¹² = 549452867 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (549456263) 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, 69945 + ... + 77402.

It is an arithmetic number, because the mean of its divisors is an integer number (50393016).

Almost surely, 2^549456963 is an apocalyptic number.

549456963 is a deficient number, since it is larger than the sum of its proper divisors (256831293).

549456963 is a wasteful number, since it uses less digits than its factorization.

549456963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147474.

The product of its digits is 3499200, while the sum is 51.

The square root of 549456963 is about 23440.4983522109. The cubic root of 549456963 is about 819.0515322522.

The spelling of 549456963 in words is "five hundred forty-nine million, four hundred fifty-six thousand, nine hundred sixty-three".