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5554885754881 = 28377583258211
BaseRepresentation
bin101000011010101100011…
…1111100000000000000001
3201200001010112120002000001
41100311120333200000001
51212002401223124011
615451513532000001
71112220150566551
oct120653077400001
921601115502001
105554885754881
1118518a5213a61
127586a8000001
13313a9224cc78
14152c0213d161
1599766ad57c1
hex50d58fe0001

5554885754881 has 8 divisors (see below), whose sum is σ = 5557598095104. Its totient is φ = 5552173951920.

The previous prime is 5554885754861. The next prime is 5554885754909. The reversal of 5554885754881 is 1884575884555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5554885754881 - 211 = 5554885752833 is a prime.

It is a super-2 number, since 2×55548857548812 (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5554885754801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21383866 + ... + 21642076.

It is an arithmetic number, because the mean of its divisors is an integer number (694699761888).

Almost surely, 25554885754881 is an apocalyptic number.

It is an amenable number.

5554885754881 is a deficient number, since it is larger than the sum of its proper divisors (2712340223).

5554885754881 is a wasteful number, since it uses less digits than its factorization.

5554885754881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268631.

The product of its digits is 1433600000, while the sum is 73.

The spelling of 5554885754881 in words is "five trillion, five hundred fifty-four billion, eight hundred eighty-five million, seven hundred fifty-four thousand, eight hundred eighty-one".

Divisors: 1 2837 7583 258211 21512971 732544607 1958014013 5554885754881