5544664454 has 32 divisors (see below), whose sum is σ = 9957427200. Its totient is φ = 2265288480.

The previous prime is 5544664453. The next prime is 5544664457. The reversal of 5544664454 is 4544664455.

It is a super-2 number, since 2×5544664454² = 61486607814902236232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5544664399 and 5544664408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5544664453) 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, 54362 + ... + 118509.

It is an arithmetic number, because the mean of its divisors is an integer number (311169600).

Almost surely, 2^5544664454 is an apocalyptic number.

5544664454 is a deficient number, since it is larger than the sum of its proper divisors (4412762746).

5544664454 is a wasteful number, since it uses less digits than its factorization.

5544664454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172988.

The product of its digits is 4608000, while the sum is 47.

The square root of 5544664454 is about 74462.5036780258. The cubic root of 5544664454 is about 1769.9395059496.

Subtracting from 5544664454 its reverse (4544664455), we obtain a palindrome (999999999).

The spelling of 5544664454 in words is "five billion, five hundred forty-four million, six hundred sixty-four thousand, four hundred fifty-four".