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137984585288 = 23117572071343
BaseRepresentation
bin1000000010000010000…
…1011010111001001000
3111012011101100012111212
42000200201122321020
54230043023212123
6143220024312252
712653246423444
oct2004041327110
9435141305455
10137984585288
1153578779250
12228aa912688
131002017b604
14696dabd824
1538c8d16878
hex202085ae48

137984585288 has 32 divisors (see below), whose sum is σ = 282614175360. Its totient is φ = 62637382080.

The previous prime is 137984585281. The next prime is 137984585339. The reversal of 137984585288 is 882585489731.

It is not an unprimeable number, because it can be changed into a prime (137984585281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 969056 + ... + 1102287.

It is an arithmetic number, because the mean of its divisors is an integer number (8831692980).

Almost surely, 2137984585288 is an apocalyptic number.

It is an amenable number.

137984585288 is an abundant number, since it is smaller than the sum of its proper divisors (144629590072).

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

137984585288 is a wasteful number, since it uses less digits than its factorization.

137984585288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2072117 (or 2072113 counting only the distinct ones).

The product of its digits is 154828800, while the sum is 68.

The spelling of 137984585288 in words is "one hundred thirty-seven billion, nine hundred eighty-four million, five hundred eighty-five thousand, two hundred eighty-eight".

Divisors: 1 2 4 8 11 22 44 88 757 1514 3028 6056 8327 16654 33308 66616 2071343 4142686 8285372 16570744 22784773 45569546 91139092 182278184 1568006651 3136013302 6272026604 12544053208 17248073161 34496146322 68992292644 137984585288