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56056568140800 = 21037522513989
BaseRepresentation
bin11001011111011101011111…
…10101001101010000000000
321100110221210121122010000000
430233232233311031100000
524321412322421001200
6315120010520000000
714543645005251513
oct1457565765152000
9240427717563000
1056056568140800
1116952503361a27
12635417b300000
13253815b510b26
14dbb21c188d7a
1567325eded300
hex32fbafd4d400

56056568140800 has 1056 divisors, whose sum is σ = 209279561500800. Its totient is φ = 14885130240000.

The previous prime is 56056568140789. The next prime is 56056568140843. The reversal of 56056568140800 is 804186565065.

56056568140800 is a `hidden beast` number, since 5 + 6 + 0 + 565 + 68 + 14 + 0 + 8 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14052785206 + ... + 14052789194.

Almost surely, 256056568140800 is an apocalyptic number.

56056568140800 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 56056568140800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104639780750400).

56056568140800 is an abundant number, since it is smaller than the sum of its proper divisors (153222993360000).

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

56056568140800 is an equidigital number, since it uses as much as digits as its factorization.

56056568140800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4291 (or 4250 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 54.

The spelling of 56056568140800 in words is "fifty-six trillion, fifty-six billion, five hundred sixty-eight million, one hundred forty thousand, eight hundred".