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67294941468 = 2235607911789
BaseRepresentation
bin111110101011000101…
…110101000100011100
320102200220022020011120
4332223011311010130
52100310001111333
650525340050540
74601426364426
oct765305650434
9212626266146
1067294941468
11265a3270607
1211060b33a50
136465bac5c1
143385667816
151b3cdcbdb3
hexfab17511c

67294941468 has 12 divisors (see below), whose sum is σ = 157021530120. Its totient is φ = 22431647152.

The previous prime is 67294941457. The next prime is 67294941523. The reversal of 67294941468 is 86414949276.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2803955883 + ... + 2803955906.

It is an arithmetic number, because the mean of its divisors is an integer number (13085127510).

Almost surely, 267294941468 is an apocalyptic number.

It is an amenable number.

67294941468 is an abundant number, since it is smaller than the sum of its proper divisors (89726588652).

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

67294941468 is a wasteful number, since it uses less digits than its factorization.

67294941468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5607911796 (or 5607911794 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 60.

It can be divided in two parts, 672949 and 41468, that added together give a palindrome (714417).

The spelling of 67294941468 in words is "sixty-seven billion, two hundred ninety-four million, nine hundred forty-one thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 5607911789 11215823578 16823735367 22431647156 33647470734 67294941468