4549945248 has 72 divisors (see below), whose sum is σ = 12945451428. Its totient is φ = 1515881472.

The previous prime is 4549945243. The next prime is 4549945289. The reversal of 4549945248 is 8425499454.

4549945248 is a `hidden beast` number, since 4 + 549 + 9 + 4 + 52 + 48 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4501336464 + 48608784 = 67092^2 + 6972^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 4549945194 and 4549945203.

It is not an unprimeable number, because it can be changed into a prime (4549945243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1032586 + ... + 1036982.

Almost surely, 2^4549945248 is an apocalyptic number.

4549945248 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4549945248 is an abundant number, since it is smaller than the sum of its proper divisors (8395506180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4549945248 is a wasteful number, since it uses less digits than its factorization.

4549945248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8006 (or 7995 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 54.

The square root of 4549945248 is about 67453.2819661134. The cubic root of 4549945248 is about 1657.0491496414.

The spelling of 4549945248 in words is "four billion, five hundred forty-nine million, nine hundred forty-five thousand, two hundred forty-eight".