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5209352948800 = 26527111317293653
BaseRepresentation
bin100101111001110010110…
…1000011100110001000000
3200110000020202121211122201
41023303211220130301000
51140322223323330200
615025051012442544
71045235423315350
oct113634550346100
920400222554581
105209352948800
111729301a28610
12701735919454
132ba31700cb70
141401c3ab6b60
1590791d3ec6a
hex4bce5a1cc40

5209352948800 has 1344 divisors, whose sum is σ = 18313116885504. Its totient is φ = 1403663155200.

The previous prime is 5209352948773. The next prime is 5209352948881. The reversal of 5209352948800 is 88492539025.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 7977569274 + ... + 7977569926.

It is an arithmetic number, because the mean of its divisors is an integer number (13625831016).

Almost surely, 25209352948800 is an apocalyptic number.

5209352948800 is a gapful number since it is divisible by the number (50) 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 5209352948800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9156558442752).

5209352948800 is an abundant number, since it is smaller than the sum of its proper divisors (13103763936704).

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

5209352948800 is a wasteful number, since it uses less digits than its factorization.

5209352948800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016 (or 1001 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 55.

The spelling of 5209352948800 in words is "five trillion, two hundred nine billion, three hundred fifty-two million, nine hundred forty-eight thousand, eight hundred".