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54123314413 = 727191117077
BaseRepresentation
bin110010011010000000…
…000011110011101101
312011200221120020122111
4302122000003303231
51341321032030123
640510334244021
73624140403400
oct623200036355
9164627506574
1054123314413
1120a54222213
12a5a5956611
1351470a8b3c
1428961c3d37
15161b87790d
hexc9a003ced

54123314413 has 24 divisors (see below), whose sum is σ = 63920358144. Its totient is φ = 45685130400.

The previous prime is 54123314353. The next prime is 54123314431. The reversal of 54123314413 is 31441332145.

It is not a de Polignac number, because 54123314413 - 217 = 54123183341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54123311413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3160831 + ... + 3177907.

It is an arithmetic number, because the mean of its divisors is an integer number (2663348256).

Almost surely, 254123314413 is an apocalyptic number.

It is an amenable number.

54123314413 is a deficient number, since it is larger than the sum of its proper divisors (9797043731).

54123314413 is a wasteful number, since it uses less digits than its factorization.

54123314413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18073 (or 18066 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

Adding to 54123314413 its reverse (31441332145), we get a palindrome (85564646558).

The spelling of 54123314413 in words is "fifty-four billion, one hundred twenty-three million, three hundred fourteen thousand, four hundred thirteen".

Divisors: 1 7 49 71 497 911 3479 6377 17077 44639 64681 119539 452767 836773 1212467 3169369 8487269 15557147 59410883 108900029 762300203 1104557437 7731902059 54123314413