9454664549 has 16 divisors (see below), whose sum is σ = 10671650304. Its totient is φ = 8298547200.

The previous prime is 9454664503. The next prime is 9454664573.

9454664549 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 9454664549 - 2²⁸ = 9186229093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9454664494 and 9454664503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9454664249) 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, 115637 + ... + 179669.

It is an arithmetic number, because the mean of its divisors is an integer number (666978144).

Almost surely, 2^9454664549 is an apocalyptic number.

It is an amenable number.

9454664549 is a deficient number, since it is larger than the sum of its proper divisors (1216985755).

9454664549 is a wasteful number, since it uses less digits than its factorization.

9454664549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64508.

The product of its digits is 18662400, while the sum is 56.

The square root of 9454664549 is about 97235.0993674609. The cubic root of 9454664549 is about 2114.5374192288.

The spelling of 9454664549 in words is "nine billion, four hundred fifty-four million, six hundred sixty-four thousand, five hundred forty-nine".