5449805712 has 280 divisors, whose sum is σ = 17244007424. Its totient is φ = 1657780992.

The previous prime is 5449805707. The next prime is 5449805723. The reversal of 5449805712 is 2175089445.

5449805712 is a `hidden beast` number, since 544 + 98 + 0 + 5 + 7 + 12 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 19257123 + ... + 19257405.

Almost surely, 2^5449805712 is an apocalyptic number.

5449805712 is a gapful number since it is divisible by the number (52) 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 5449805712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8622003712).

5449805712 is an abundant number, since it is smaller than the sum of its proper divisors (11794201712).

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

5449805712 is a wasteful number, since it uses less digits than its factorization.

5449805712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449 (or 428 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The square root of 5449805712 is about 73822.7994050618. The cubic root of 5449805712 is about 1759.7879513813.

The spelling of 5449805712 in words is "five billion, four hundred forty-nine million, eight hundred five thousand, seven hundred twelve".