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54642046353 = 389832924571
BaseRepresentation
bin110010111000111010…
…110111010110010001
312020001002122120002120
4302320322313112101
51343401330440403
641034024404453
73643036505406
oct627072672621
9166032576076
1054642046353
11211a00131a4
12a70b616729
1351ca6bc10b
1429050542ad
15164c190e53
hexcb8eb7591

54642046353 has 16 divisors (see below), whose sum is σ = 73686513600. Its totient is φ = 36012936960.

The previous prime is 54642046339. The next prime is 54642046369. The reversal of 54642046353 is 35364024645.

It is a happy number.

It is not a de Polignac number, because 54642046353 - 213 = 54642038161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54642046453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2211558 + ... + 2236128.

It is an arithmetic number, because the mean of its divisors is an integer number (4605407100).

Almost surely, 254642046353 is an apocalyptic number.

It is an amenable number.

54642046353 is a deficient number, since it is larger than the sum of its proper divisors (19044467247).

54642046353 is a wasteful number, since it uses less digits than its factorization.

54642046353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32992.

The product of its (nonzero) digits is 1036800, while the sum is 42.

The spelling of 54642046353 in words is "fifty-four billion, six hundred forty-two million, forty-six thousand, three hundred fifty-three".

Divisors: 1 3 89 267 8329 24571 24987 73713 741281 2186819 2223843 6560457 204651859 613955577 18214015451 54642046353