5499449945 has 16 divisors (see below), whose sum is σ = 7447533120. Its totient is φ = 3861681600.

The previous prime is 5499449929. The next prime is 5499449999.

5499449945 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5499449945 - 2⁴ = 5499449929 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1722371 + ... + 1725560.

It is an arithmetic number, because the mean of its divisors is an integer number (465470820).

Almost surely, 2^5499449945 is an apocalyptic number.

5499449945 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5499449945 is a deficient number, since it is larger than the sum of its proper divisors (1948083175).

5499449945 is a wasteful number, since it uses less digits than its factorization.

5499449945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3447976.

The product of its digits is 41990400, while the sum is 62.

The square root of 5499449945 is about 74158.2763081775. The cubic root of 5499449945 is about 1765.1153206784.

The spelling of 5499449945 in words is "five billion, four hundred ninety-nine million, four hundred forty-nine thousand, nine hundred forty-five".