4672544822449 has 9 divisors (see below), whose sum is σ = 5435426884971. Its totient is φ = 4005025449600.

The previous prime is 4672544822441. The next prime is 4672544822459. The reversal of 4672544822449 is 9442284452764.

The square root of 4672544822449 is 2161607.

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

It can be written as a sum of positive squares in only one way, i.e., 2830661556849 + 1841883265600 = 1682457^2 + 1357160^2 .

It is not a de Polignac number, because 4672544822449 - 2³ = 4672544822441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4672544822441) 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, 14976849 + ... + 15285649.

Almost surely, 2^{4672544822449} is an apocalyptic number.

4672544822449 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

4672544822449 is the 2161607-th square number.

4672544822449 is the 1080804-th centered octagonal number.

It is an amenable number.

4672544822449 is a deficient number, since it is larger than the sum of its proper divisors (762882062522).

4672544822449 is an frugal number, since it uses more digits than its factorization.

4672544822449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617616 (or 308808 counting only the distinct ones).

The product of its digits is 123863040, while the sum is 61.

The spelling of 4672544822449 in words is "four trillion, six hundred seventy-two billion, five hundred forty-four million, eight hundred twenty-two thousand, four hundred forty-nine".