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68484064008 = 2332853502667
BaseRepresentation
bin111111110001111101…
…111110001100001000
320112202202211220122010
4333301331332030020
52110223410022013
651243335055520
74643045640123
oct776175761410
9215682756563
1068484064008
1127053517a08
12113332115a0
1365c53659c9
1434595653ba
151bac4b97c3
hexff1f7e308

68484064008 has 16 divisors (see below), whose sum is σ = 171210160080. Its totient is φ = 22828021328.

The previous prime is 68484064007. The next prime is 68484064009. The reversal of 68484064008 is 80046048486.

It is an interprime number because it is at equal distance from previous prime (68484064007) and next prime (68484064009).

It is not an unprimeable number, because it can be changed into a prime (68484064007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1426751310 + ... + 1426751357.

It is an arithmetic number, because the mean of its divisors is an integer number (10700635005).

Almost surely, 268484064008 is an apocalyptic number.

It is an amenable number.

68484064008 is an abundant number, since it is smaller than the sum of its proper divisors (102726096072).

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

68484064008 is a wasteful number, since it uses less digits than its factorization.

68484064008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2853502676 (or 2853502672 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 48.

The spelling of 68484064008 in words is "sixty-eight billion, four hundred eighty-four million, sixty-four thousand, eight".

Divisors: 1 2 3 4 6 8 12 24 2853502667 5707005334 8560508001 11414010668 17121016002 22828021336 34242032004 68484064008