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56469768629 = 2910737948017
BaseRepresentation
bin110100100101110111…
…000100100110110101
312101202110211110201012
4310211313010212311
51411122230044004
641535235042005
74036242053651
oct644567044665
9171673743635
1056469768629
1121a48791a7a
12ab3b740305
13542c2674a1
142a39aa5a61
15170787346e
hexd25dc49b5

56469768629 has 16 divisors (see below), whose sum is σ = 59119761600. Its totient is φ = 53869342464.

The previous prime is 56469768599. The next prime is 56469768673. The reversal of 56469768629 is 92686796465.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 56469768629 - 228 = 56201333173 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 (56469768689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1152029 + ... + 1200045.

It is an arithmetic number, because the mean of its divisors is an integer number (3694985100).

Almost surely, 256469768629 is an apocalyptic number.

It is an amenable number.

56469768629 is a deficient number, since it is larger than the sum of its proper divisors (2649992971).

56469768629 is a wasteful number, since it uses less digits than its factorization.

56469768629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48532.

The product of its digits is 235146240, while the sum is 68.

The spelling of 56469768629 in words is "fifty-six billion, four hundred sixty-nine million, seven hundred sixty-eight thousand, six hundred twenty-nine".

Divisors: 1 29 107 379 3103 10991 40553 48017 1176037 1392493 5137819 18198443 148996751 527754847 1947233401 56469768629