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12488042568488 = 234352369411949
BaseRepresentation
bin1011010110111001100101…
…0101110101101100101000
31122012211211011021100200012
42311232121111311230220
53114101002344142423
642320532204031052
72426142223261454
oct265563125655450
948184734240605
1012488042568488
113a85170515aa3
121498324232488
136c780445b7a6
143125d2b05664
15169c98de1078
hexb5b99575b28

12488042568488 has 32 divisors (see below), whose sum is σ = 24005428788000. Its totient is φ = 6087150191808.

The previous prime is 12488042568487. The next prime is 12488042568497. The reversal of 12488042568488 is 88486524088421.

It is a super-2 number, since 2×124880425684882 (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12488042568487) 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, 34526063 + ... + 34885886.

It is an arithmetic number, because the mean of its divisors is an integer number (750169649625).

Almost surely, 212488042568488 is an apocalyptic number.

It is an amenable number.

12488042568488 is a deficient number, since it is larger than the sum of its proper divisors (11517386219512).

12488042568488 is a wasteful number, since it uses less digits than its factorization.

12488042568488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69412521 (or 69412517 counting only the distinct ones).

The product of its (nonzero) digits is 251658240, while the sum is 68.

The spelling of 12488042568488 in words is "twelve trillion, four hundred eighty-eight billion, forty-two million, five hundred sixty-eight thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 43 86 172 344 523 1046 2092 4184 22489 44978 89956 179912 69411949 138823898 277647796 555295592 2984713807 5969427614 11938855228 23877710456 36302449327 72604898654 145209797308 290419594616 1561005321061 3122010642122 6244021284244 12488042568488