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6550068461 = 31793976737
BaseRepresentation
bin1100001100110101…
…00001110011101101
3121220111002221202012
412012122201303231
5101403304142321
63001542411005
7321213443336
oct60632416355
917814087665
106550068461
112861385422
121329730a65
13805031471
14461cb928d
1528509105b
hex1866a1ced

6550068461 has 16 divisors (see below), whose sum is σ = 6865213440. Its totient is φ = 6241847040.

The previous prime is 6550068373. The next prime is 6550068467. The reversal of 6550068461 is 1648600556.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 6550068461 - 210 = 6550067437 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 (6550068467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 968885 + ... + 975621.

It is an arithmetic number, because the mean of its divisors is an integer number (429075840).

Almost surely, 26550068461 is an apocalyptic number.

It is an amenable number.

6550068461 is a deficient number, since it is larger than the sum of its proper divisors (315144979).

6550068461 is a wasteful number, since it uses less digits than its factorization.

6550068461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7244.

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 6550068461 is about 80932.4932335585. The cubic root of 6550068461 is about 1871.0351500449.

The spelling of 6550068461 in words is "six billion, five hundred fifty million, sixty-eight thousand, four hundred sixty-one".

Divisors: 1 31 79 397 2449 6737 12307 31363 208847 532223 972253 2674589 16498913 82912259 211292531 6550068461