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443402343230142 = 23254572902949701
BaseRepresentation
bin110010011010001011010011…
…1001010010010101010111110
32011010221211221200020012100210
41210310112213022102222332
5431104200444331331032
64211012120250333250
7162252522262206102
oct14464264712225276
92133854850205323
10443402343230142
1111931097230727a
124189241772a226
131605487a58374a
147b6cb060a1902
15363dda4a482cc
hex19345a7292abe

443402343230142 has 16 divisors (see below), whose sum is σ = 886839522162192. Its totient is φ = 147794975126400.

The previous prime is 443402343230113. The next prime is 443402343230153. The reversal of 443402343230142 is 241032343204344.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 443402343230142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1451322109 + ... + 1451627592.

It is an arithmetic number, because the mean of its divisors is an integer number (55427470135137).

Almost surely, 2443402343230142 is an apocalyptic number.

443402343230142 is an abundant number, since it is smaller than the sum of its proper divisors (443437178932050).

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

443402343230142 is a wasteful number, since it uses less digits than its factorization.

443402343230142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2902975163.

The product of its (nonzero) digits is 663552, while the sum is 39.

Adding to 443402343230142 its reverse (241032343204344), we get a palindrome (684434686434486).

The spelling of 443402343230142 in words is "four hundred forty-three trillion, four hundred two billion, three hundred forty-three million, two hundred thirty thousand, one hundred forty-two".

Divisors: 1 2 3 6 25457 50914 76371 152742 2902949701 5805899402 8708849103 17417698206 73900390538357 147800781076714 221701171615071 443402343230142