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53768867484 = 2236173454737
BaseRepresentation
bin110010000100110111…
…111100111010011100
312010210020121110212110
4302010313330322130
51340104312224414
640411233234020
73612304555413
oct620467747234
9163706543773
1053768867484
112089213aa72
12a507102910
1350bb826827
1428610ba47a
1515ea6b1459
hexc84dfce9c

53768867484 has 24 divisors (see below), whose sum is σ = 127517425168. Its totient is φ = 17629136640.

The previous prime is 53768867461. The next prime is 53768867501. The reversal of 53768867484 is 48476886735.

It is a super-2 number, since 2×537688674842 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 36726637 + ... + 36728100.

Almost surely, 253768867484 is an apocalyptic number.

It is an amenable number.

53768867484 is an abundant number, since it is smaller than the sum of its proper divisors (73748557684).

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

53768867484 is a wasteful number, since it uses less digits than its factorization.

53768867484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73454805 (or 73454803 counting only the distinct ones).

The product of its digits is 216760320, while the sum is 66.

The spelling of 53768867484 in words is "fifty-three billion, seven hundred sixty-eight million, eight hundred sixty-seven thousand, four hundred eighty-four".

Divisors: 1 2 3 4 6 12 61 122 183 244 366 732 73454737 146909474 220364211 293818948 440728422 881456844 4480738957 8961477914 13442216871 17922955828 26884433742 53768867484