5449847400 has 384 divisors, whose sum is σ = 19445184000. Its totient is φ = 1402168320.

The previous prime is 5449847383. The next prime is 5449847407. The reversal of 5449847400 is 47489445.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (5449847407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 27664102 + ... + 27664298.

It is an arithmetic number, because the mean of its divisors is an integer number (50638500).

Almost surely, 2^5449847400 is an apocalyptic number.

5449847400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5449847400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9722592000).

5449847400 is an abundant number, since it is smaller than the sum of its proper divisors (13995336600).

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

5449847400 is a wasteful number, since it uses less digits than its factorization.

5449847400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378 (or 363 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 5449847400 is about 73823.0817563179. The cubic root of 5449847400 is about 1759.7924385048.

The spelling of 5449847400 in words is "five billion, four hundred forty-nine million, eight hundred forty-seven thousand, four hundred".