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53028538526880 = 2533573709472793
BaseRepresentation
bin11000000111010101010110…
…01100111010110010100000
320221202110221000200220202000
430003222223030322302200
523422304421330330010
6304440550240324000
714112120422230410
oct1403525314726240
9227673830626660
1053028538526880
1115995305602474
125b45352313600
1323787538c4b77
14d148487d4640
1561e5d9a437c0
hex303aab33aca0

53028538526880 has 384 divisors, whose sum is σ = 212171791910400. Its totient is φ = 12117515231232.

The previous prime is 53028538526861. The next prime is 53028538526893. The reversal of 53028538526880 is 8862583582035.

53028538526880 is a `hidden beast` number, since 5 + 3 + 0 + 28 + 5 + 3 + 8 + 526 + 8 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 111923764 + ... + 112396556.

It is an arithmetic number, because the mean of its divisors is an integer number (552530708100).

Almost surely, 253028538526880 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53028538526880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106085895955200).

53028538526880 is an abundant number, since it is smaller than the sum of its proper divisors (159143253383520).

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

53028538526880 is a wasteful number, since it uses less digits than its factorization.

53028538526880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476533 (or 476519 counting only the distinct ones).

The product of its (nonzero) digits is 110592000, while the sum is 63.

The spelling of 53028538526880 in words is "fifty-three trillion, twenty-eight billion, five hundred thirty-eight million, five hundred twenty-six thousand, eight hundred eighty".