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16868792801 = 74371789331
BaseRepresentation
bin11111011010111010…
…10101100111100001
31121112121121110110202
433231131111213201
5234021402332201
611425512434545
71135011241640
oct175535254741
947477543422
1016868792801
117176aa2783
1233293a8a55
13178aa74303
14b604c7357
1568ae0ac6b
hex3ed7559e1

16868792801 has 16 divisors (see below), whose sum is σ = 20004830208. Its totient is φ = 13923781200.

The previous prime is 16868792789. The next prime is 16868792821. The reversal of 16868792801 is 10829786861.

It is not a de Polignac number, because 16868792801 - 226 = 16801683937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16868792821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 373295 + ... + 416036.

It is an arithmetic number, because the mean of its divisors is an integer number (1250301888).

Almost surely, 216868792801 is an apocalyptic number.

It is an amenable number.

16868792801 is a deficient number, since it is larger than the sum of its proper divisors (3136037407).

16868792801 is an equidigital number, since it uses as much as digits as its factorization.

16868792801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789452.

The product of its (nonzero) digits is 2322432, while the sum is 56.

The spelling of 16868792801 in words is "sixteen billion, eight hundred sixty-eight million, seven hundred ninety-two thousand, eight hundred one".

Divisors: 1 7 43 71 301 497 3053 21371 789331 5525317 33941233 56042501 237588631 392297507 2409827543 16868792801