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16424342345 = 517316233147
BaseRepresentation
bin11110100101111011…
…11001001101001001
31120101122022001001202
433102331321031021
5232114112423340
611313434353545
71121003415005
oct172275711511
946348261052
1016424342345
116a69127554
12322458b8b5
13171996b588
14b1b471705
15661db6c15
hex3d2f79349

16424342345 has 16 divisors (see below), whose sum is σ = 21541759488. Its totient is φ = 11967640320.

The previous prime is 16424342321. The next prime is 16424342353. The reversal of 16424342345 is 54324342461.

It is not a de Polignac number, because 16424342345 - 216 = 16424276809 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16424342299 and 16424342308.

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, 3113939 + ... + 3119208.

It is an arithmetic number, because the mean of its divisors is an integer number (1346359968).

Almost surely, 216424342345 is an apocalyptic number.

It is an amenable number.

16424342345 is a deficient number, since it is larger than the sum of its proper divisors (5117417143).

16424342345 is a wasteful number, since it uses less digits than its factorization.

16424342345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6233200.

The product of its digits is 276480, while the sum is 38.

The spelling of 16424342345 in words is "sixteen billion, four hundred twenty-four million, three hundred forty-two thousand, three hundred forty-five".

Divisors: 1 5 17 31 85 155 527 2635 6233147 31165735 105963499 193227557 529817495 966137785 3284868469 16424342345