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16801383171441 = 3111117455803781
BaseRepresentation
bin1111010001111110000001…
…1110011100010101110001
32012111012022021120221020010
43310133200132130111301
54200233213042441231
655422240542405133
73352600636413351
oct364374036342561
965435267527203
1016801383171441
115398476875360
121a742792907a9
1394b495ba070b
14421296c54b61
151e209883b546
hexf47e079c571

16801383171441 has 16 divisors (see below), whose sum is σ = 24460254157248. Its totient is φ = 10173540369600.

The previous prime is 16801383171407. The next prime is 16801383171457. The reversal of 16801383171441 is 14417138310861.

It is not a de Polignac number, because 16801383171441 - 210 = 16801383170417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16801383171401) 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, 227865030 + ... + 227938751.

It is an arithmetic number, because the mean of its divisors is an integer number (1528765884828).

Almost surely, 216801383171441 is an apocalyptic number.

16801383171441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16801383171441 is a deficient number, since it is larger than the sum of its proper divisors (7658870985807).

16801383171441 is a wasteful number, since it uses less digits than its factorization.

16801383171441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455804912.

The product of its (nonzero) digits is 387072, while the sum is 48.

The spelling of 16801383171441 in words is "sixteen trillion, eight hundred one billion, three hundred eighty-three million, one hundred seventy-one thousand, four hundred forty-one".

Divisors: 1 3 11 33 1117 3351 12287 36861 455803781 1367411343 5013841591 15041524773 509132823377 1527398470131 5600461057147 16801383171441