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5048570861568 = 21135131967613
BaseRepresentation
bin100100101110111011001…
…0001011101100000000000
3122212122020120202112200000
41021131312101131200000
51130203433120032233
614423140442400000
71030514202162423
oct111356621354000
918778216675600
105048570861568
1116770a56a9773
12696544200000
132a8102a22740
141364d037b9ba
158b4d18b7d13
hex4977645d800

5048570861568 has 1152 divisors, whose sum is σ = 17425714924800. Its totient is φ = 1447318388736.

The previous prime is 5048570861561. The next prime is 5048570861591. The reversal of 5048570861568 is 8651680758405.

5048570861568 is a `hidden beast` number, since 5 + 0 + 4 + 8 + 5 + 7 + 0 + 8 + 61 + 568 = 666.

It is a tau number, because it is divible by the number of its divisors (1152).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5048570861561) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8235841230 + ... + 8235841842.

It is an arithmetic number, because the mean of its divisors is an integer number (15126488650).

Almost surely, 25048570861568 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 5048570861568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8712857462400).

5048570861568 is an abundant number, since it is smaller than the sum of its proper divisors (12377144063232).

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

5048570861568 is a wasteful number, since it uses less digits than its factorization.

5048570861568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749 (or 717 counting only the distinct ones).

The product of its (nonzero) digits is 64512000, while the sum is 63.

The spelling of 5048570861568 in words is "five trillion, forty-eight billion, five hundred seventy million, eight hundred sixty-one thousand, five hundred sixty-eight".