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137117707189 = 1923643487979
BaseRepresentation
bin111111110110011011…
…0100010101110110101
3111002220222011020022121
41333230312202232311
54221304113112224
6142554020155541
712622622165161
oct1775466425665
9432828136277
10137117707189
1153173409971
12226a8538bb1
13cc126b0ba8
1468ca905ca1
153877b7dbe4
hex1fecda2bb5

137117707189 has 16 divisors (see below), whose sum is σ = 150844377600. Its totient is φ = 124059622896.

The previous prime is 137117707183. The next prime is 137117707271. The reversal of 137117707189 is 981707711731.

It is a cyclic number.

It is not a de Polignac number, because 137117707189 - 25 = 137117707157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137117707183) 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, 37002 + ... + 524980.

It is an arithmetic number, because the mean of its divisors is an integer number (9427773600).

Almost surely, 2137117707189 is an apocalyptic number.

137117707189 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

137117707189 is a deficient number, since it is larger than the sum of its proper divisors (13726670411).

137117707189 is a wasteful number, since it uses less digits than its factorization.

137117707189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488664.

The product of its (nonzero) digits is 518616, while the sum is 52.

The spelling of 137117707189 in words is "one hundred thirty-seven billion, one hundred seventeen million, seven hundred seven thousand, one hundred eighty-nine".

Divisors: 1 19 23 437 643 12217 14789 280991 487979 9271601 11223517 213246823 313770497 5961639443 7216721431 137117707189