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53878122416 = 244999967349
BaseRepresentation
bin110010001011011000…
…101110011110110000
312011001212012012110102
4302023120232132300
51340320244404131
640430135051532
73615102325046
oct621330563660
9164055165412
1053878122416
11209388828a8
12a537810ba8
13510835aa11
1428717da396
1516050931cb
hexc8b62e7b0

53878122416 has 20 divisors (see below), whose sum is σ = 104392500000. Its totient is φ = 26938122432.

The previous prime is 53878122377. The next prime is 53878122421. The reversal of 53878122416 is 61422187835.

53878122416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 766310 + ... + 833658.

It is an arithmetic number, because the mean of its divisors is an integer number (5219625000).

Almost surely, 253878122416 is an apocalyptic number.

It is an amenable number.

53878122416 is a deficient number, since it is larger than the sum of its proper divisors (50514377584).

53878122416 is a wasteful number, since it uses less digits than its factorization.

53878122416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117356 (or 117350 counting only the distinct ones).

The product of its digits is 645120, while the sum is 47.

The spelling of 53878122416 in words is "fifty-three billion, eight hundred seventy-eight million, one hundred twenty-two thousand, four hundred sixteen".

Divisors: 1 2 4 8 16 49999 67349 99998 134698 199996 269396 399992 538792 799984 1077584 3367382651 6734765302 13469530604 26939061208 53878122416