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53395643000 = 2353721983691
BaseRepresentation
bin110001101110101000…
…001101101001111000
312002211020022201010102
4301232220031221320
51333323241034000
640310221534532
73600123322400
oct615650155170
9162736281112
1053395643000
11207104a2987
12a422114448
13505c3cb63b
1428276c5800
1515c7a3b3d5
hexc6ea0da78

53395643000 has 384 divisors, whose sum is σ = 155062252800. Its totient is φ = 17109792000.

The previous prime is 53395642973. The next prime is 53395643023. The reversal of 53395643000 is 34659335.

53395643000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

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, 77272655 + ... + 77273345.

It is an arithmetic number, because the mean of its divisors is an integer number (403807950).

Almost surely, 253395643000 is an apocalyptic number.

53395643000 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 53395643000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77531126400).

53395643000 is an abundant number, since it is smaller than the sum of its proper divisors (101666609800).

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

53395643000 is a wasteful number, since it uses less digits than its factorization.

53395643000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828 (or 807 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 38.

The spelling of 53395643000 in words is "fifty-three billion, three hundred ninety-five million, six hundred forty-three thousand".