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469417868149 = 7929339202529
BaseRepresentation
bin1101101010010110111…
…11000011101101110101
31122212122112112110002111
412311023133003231311
530142331433240044
6555351514011021
745625420021156
oct6651337035565
91585575473074
10469417868149
1117109617016a
1276b87116a71
133535c2a5079
1418a1176392d
15c325d6ab34
hex6d4b7c3b75

469417868149 has 8 divisors (see below), whose sum is σ = 475378416000. Its totient is φ = 463457784192.

The previous prime is 469417868137. The next prime is 469417868173. The reversal of 469417868149 is 941868714964.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 469417868149 - 221 = 469415770997 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 (469417868849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2216517 + ... + 2419045.

It is an arithmetic number, because the mean of its divisors is an integer number (59422302000).

Almost surely, 2469417868149 is an apocalyptic number.

It is an amenable number.

469417868149 is a deficient number, since it is larger than the sum of its proper divisors (5960547851).

469417868149 is a wasteful number, since it uses less digits than its factorization.

469417868149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231947.

The product of its digits is 83607552, while the sum is 67.

The spelling of 469417868149 in words is "four hundred sixty-nine billion, four hundred seventeen million, eight hundred sixty-eight thousand, one hundred forty-nine".

Divisors: 1 79 29339 202529 2317781 15999791 5941998331 469417868149