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54553252312555 = 5173379718989939
BaseRepresentation
bin11000110011101101010110…
…01110011011010111101011
321011011020110221200110000221
430121312223032123113223
524122300030043000210
6312005230152310511
714330225306455303
oct1431665316332753
9234136427613027
1054553252312555
11164229a4803817
1261509519a2437
132459471162899
14d6856a3c2603
156490c68c61da
hex319dab39b5eb

54553252312555 has 16 divisors (see below), whose sum is σ = 69316775148960. Its totient is φ = 41074172457472.

The previous prime is 54553252312549. The next prime is 54553252312639. The reversal of 54553252312555 is 55521325235545.

It is not a de Polignac number, because 54553252312555 - 25 = 54553252312523 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6622225 + ... + 12367714.

It is an arithmetic number, because the mean of its divisors is an integer number (4332298446810).

Almost surely, 254553252312555 is an apocalyptic number.

54553252312555 is a deficient number, since it is larger than the sum of its proper divisors (14763522836405).

54553252312555 is a wasteful number, since it uses less digits than its factorization.

54553252312555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19023758.

The product of its digits is 22500000, while the sum is 52.

The spelling of 54553252312555 in words is "fifty-four trillion, five hundred fifty-three billion, two hundred fifty-two million, three hundred twelve thousand, five hundred fifty-five".

Divisors: 1 5 17 85 33797 168985 574549 2872745 18989939 94949695 322828963 1614144815 641802968383 3209014841915 10910650462511 54553252312555