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16676604672 = 283713475077
BaseRepresentation
bin11111000100000000…
…01100101100000000
31121001012222021220220
433202000030230000
5233123202322142
611354445303040
71130155541460
oct174200145400
947035867826
1016676604672
117088565a12
123294b64a80
131759cc3920
14b42b79ba0
156790e62ec
hex3e200cb00

16676604672 has 288 divisors, whose sum is σ = 55799826432. Its totient is φ = 4303798272.

The previous prime is 16676604671. The next prime is 16676604677. The reversal of 16676604672 is 27640667661.

It is not an unprimeable number, because it can be changed into a prime (16676604671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3282198 + ... + 3287274.

Almost surely, 216676604672 is an apocalyptic number.

16676604672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16676604672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27899913216).

16676604672 is an abundant number, since it is smaller than the sum of its proper divisors (39123221760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16676604672 is a wasteful number, since it uses less digits than its factorization.

16676604672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5163 (or 5149 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 51.

The spelling of 16676604672 in words is "sixteen billion, six hundred seventy-six million, six hundred four thousand, six hundred seventy-two".