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25453113334 = 2113727111903
BaseRepresentation
bin10111101101000111…
…111010111111110110
32102200212112010110021
4113231013322333312
5404111444111314
615405404315354
71560515615335
oct275507727766
972625463407
1025453113334
11a881689860
124b24242b5a
13252838330c
141336615d1c
159de878324
hex5ed1faff6

25453113334 has 48 divisors (see below), whose sum is σ = 43413221376. Its totient is φ = 11097424800.

The previous prime is 25453113319. The next prime is 25453113347. The reversal of 25453113334 is 43331135452.

It is a self number, because there is not a number n which added to its sum of digits gives 25453113334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2132427 + ... + 2144329.

It is an arithmetic number, because the mean of its divisors is an integer number (904442112).

Almost surely, 225453113334 is an apocalyptic number.

25453113334 is a deficient number, since it is larger than the sum of its proper divisors (17960108042).

25453113334 is a wasteful number, since it uses less digits than its factorization.

25453113334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12061 (or 12024 counting only the distinct ones).

The product of its digits is 64800, while the sum is 34.

Adding to 25453113334 its reverse (43331135452), we get a palindrome (68784248786).

The spelling of 25453113334 in words is "twenty-five billion, four hundred fifty-three million, one hundred thirteen thousand, three hundred thirty-four".

Divisors: 1 2 11 22 37 71 74 142 407 781 814 1369 1562 2627 2738 5254 11903 15059 23806 28897 30118 57794 97199 130933 194398 261866 440411 845113 880822 1069189 1690226 2138378 4844521 9296243 9689042 16295207 18592486 31269181 32590414 62538362 179247277 343960991 358494554 687921982 1156959697 2313919394 12726556667 25453113334