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5525471947776 = 210311787207769
BaseRepresentation
bin101000001100111111111…
…0010101110110000000000
3201120020012122021212002220
41100121333302232300000
51211012131304312101
615430211120011040
71110126226423104
oct120317762566000
921506178255086
105525471947776
111840380958370
12752a59460a80
1331108545b091
141516118c5904
1598ae469d636
hex5067fcaec00

5525471947776 has 176 divisors, whose sum is σ = 16086743506560. Its totient is φ = 1672249835520.

The previous prime is 5525471947769. The next prime is 5525471947859. The reversal of 5525471947776 is 6777491745255.

It is a tau number, because it is divible by the number of its divisors (176).

It is a self number, because there is not a number n which added to its sum of digits gives 5525471947776.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26490420 + ... + 26698188.

Almost surely, 25525471947776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5525471947776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8043371753280).

5525471947776 is an abundant number, since it is smaller than the sum of its proper divisors (10561271558784).

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

5525471947776 is a wasteful number, since it uses less digits than its factorization.

5525471947776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208590 (or 208572 counting only the distinct ones).

The product of its digits is 518616000, while the sum is 69.

The spelling of 5525471947776 in words is "five trillion, five hundred twenty-five billion, four hundred seventy-one million, nine hundred forty-seven thousand, seven hundred seventy-six".