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12222648061458 = 2322966841133087
BaseRepresentation
bin1011000111011100111010…
…0110001000111000010010
31121021110210100200111221220
42301313032212020320102
53100223440400431313
641555001302425510
72401025420216142
oct261671646107022
947243710614856
1012222648061458
11399266120686a
1214549b8132296
136a878abb6553
14303817938922
15162e14836823
hexb1dce988e12

12222648061458 has 32 divisors (see below), whose sum is σ = 24552595944960. Its totient is φ = 4056333517440.

The previous prime is 12222648061453. The next prime is 12222648061471. The reversal of 12222648061458 is 85416084622221.

It is a self number, because there is not a number n which added to its sum of digits gives 12222648061458.

It is not an unprimeable number, because it can be changed into a prime (12222648061453) 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, 91772991 + ... + 91906077.

It is an arithmetic number, because the mean of its divisors is an integer number (767268623280).

Almost surely, 212222648061458 is an apocalyptic number.

12222648061458 is an abundant number, since it is smaller than the sum of its proper divisors (12329947883502).

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

12222648061458 is a wasteful number, since it uses less digits than its factorization.

12222648061458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200162.

The product of its (nonzero) digits is 2949120, while the sum is 51.

The spelling of 12222648061458 in words is "twelve trillion, two hundred twenty-two billion, six hundred forty-eight million, sixty-one thousand, four hundred fifty-eight".

Divisors: 1 2 3 6 229 458 687 1374 66841 133087 133682 200523 266174 399261 401046 798522 15306589 30476923 30613178 45919767 60953846 91430769 91839534 182861538 8895668167 17791336334 26687004501 53374009002 2037108010243 4074216020486 6111324030729 12222648061458