5509001239056 has 240 divisors, whose sum is σ = 18287977355648. Its totient is φ = 1572680448000.

The previous prime is 5509001239019. The next prime is 5509001239073. The reversal of 5509001239056 is 6509321009055.

5509001239056 is a `hidden beast` number, since 5 + 509 + 0 + 0 + 1 + 2 + 3 + 90 + 56 = 666.

It is a super-2 number, since 2×5509001239056² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32602146 + ... + 32770686.

Almost surely, 2^{5509001239056} is an apocalyptic number.

5509001239056 is a gapful number since it is divisible by the number (56) 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 5509001239056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9143988677824).

5509001239056 is an abundant number, since it is smaller than the sum of its proper divisors (12778976116592).

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

5509001239056 is a wasteful number, since it uses less digits than its factorization.

5509001239056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169772 (or 169754 counting only the distinct ones).

The product of its (nonzero) digits is 364500, while the sum is 45.

The spelling of 5509001239056 in words is "five trillion, five hundred nine billion, one million, two hundred thirty-nine thousand, fifty-six".