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54913944911 = 759233570659
BaseRepresentation
bin110011001001001000…
…000100110101001111
312020202001021102210112
4303021020010311033
51344430432214121
641121020230235
73652550554520
oct631110046517
9166661242715
1054913944911
112131a543651
12a78669b37b
135241b2b137
14292d1d0847
151665e9d75b
hexcc9204d4f

54913944911 has 16 divisors (see below), whose sum is σ = 64096531200. Its totient is φ = 46072644288.

The previous prime is 54913944863. The next prime is 54913944947. The reversal of 54913944911 is 11944931945.

It is a cyclic number.

It is not a de Polignac number, because 54913944911 - 226 = 54846836047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54913944911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54913944611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189101 + ... + 381558.

It is an arithmetic number, because the mean of its divisors is an integer number (4006033200).

Almost surely, 254913944911 is an apocalyptic number.

54913944911 is a deficient number, since it is larger than the sum of its proper divisors (9182586289).

54913944911 is a wasteful number, since it uses less digits than its factorization.

54913944911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570958.

The product of its digits is 699840, while the sum is 50.

The spelling of 54913944911 in words is "fifty-four billion, nine hundred thirteen million, nine hundred forty-four thousand, nine hundred eleven".

Divisors: 1 7 59 233 413 1631 13747 96229 570659 3994613 33668881 132963547 235682167 930744829 7844849273 54913944911