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1368968669960 = 235145923457311
BaseRepresentation
bin10011111010111100111…
…001000010101100001000
311211212112210001220020212
4103322330321002230020
5134412121434414320
62524521233340252
7200622214462043
oct23727471025410
94755483056225
101368968669960
11488638141791
121a1394a07688
139c129985418
144a389219c5a
1525923c169c5
hex13ebce42b08

1368968669960 has 32 divisors (see below), whose sum is σ = 3082290796800. Its totient is φ = 547212127680.

The previous prime is 1368968669921. The next prime is 1368968670019. The reversal of 1368968669960 is 699668698631.

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, 11670296 + ... + 11787015.

It is an arithmetic number, because the mean of its divisors is an integer number (96321587400).

Almost surely, 21368968669960 is an apocalyptic number.

1368968669960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1368968669960 is an abundant number, since it is smaller than the sum of its proper divisors (1713322126840).

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

1368968669960 is a wasteful number, since it uses less digits than its factorization.

1368968669960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23458781 (or 23458777 counting only the distinct ones).

The product of its (nonzero) digits is 1088391168, while the sum is 77.

The spelling of 1368968669960 in words is "one trillion, three hundred sixty-eight billion, nine hundred sixty-eight million, six hundred sixty-nine thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 1459 2918 5836 7295 11672 14590 29180 58360 23457311 46914622 93829244 117286555 187658488 234573110 469146220 938292440 34224216749 68448433498 136896866996 171121083745 273793733992 342242167490 684484334980 1368968669960