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80376366668 = 22131545699359
BaseRepresentation
bin100101011011011001…
…1100000011001001100
321200110120022111000012
41022312303200121030
52304102322213133
6100531400252352
75543541562343
oct1126663403114
9250416274005
1080376366668
11310a63aaa14
12136b1a710b8
13776c0c02a0
143c66b4ab5a
152156564b48
hex12b6ce064c

80376366668 has 12 divisors (see below), whose sum is σ = 151478537280. Its totient is φ = 37096784592.

The previous prime is 80376366659. The next prime is 80376366683. The reversal of 80376366668 is 86666367308.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 772849628 + ... + 772849731.

It is an arithmetic number, because the mean of its divisors is an integer number (12623211440).

Almost surely, 280376366668 is an apocalyptic number.

It is an amenable number.

80376366668 is a deficient number, since it is larger than the sum of its proper divisors (71102170612).

80376366668 is a wasteful number, since it uses less digits than its factorization.

80376366668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545699376 (or 1545699374 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 59.

The spelling of 80376366668 in words is "eighty billion, three hundred seventy-six million, three hundred sixty-six thousand, six hundred sixty-eight".

Divisors: 1 2 4 13 26 52 1545699359 3091398718 6182797436 20094091667 40188183334 80376366668