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13662146623 is a prime number
BaseRepresentation
bin11001011100101001…
…11101000000111111
31022021010201221212111
430232110331000333
5210440002142443
610135403114451
7662363221156
oct145624750077
938233657774
1013662146623
115880a1aa74
122793512a27
131399619638
1493868c59d
1554e64869d
hex32e53d03f

13662146623 has 2 divisors, whose sum is σ = 13662146624. Its totient is φ = 13662146622.

The previous prime is 13662146599. The next prime is 13662146627. The reversal of 13662146623 is 32664126631.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13662146623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13662146627) by changing a digit.

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 as a sum of consecutive naturals, namely, 6831073311 + 6831073312.

It is an arithmetic number, because the mean of its divisors is an integer number (6831073312).

Almost surely, 213662146623 is an apocalyptic number.

13662146623 is a deficient number, since it is larger than the sum of its proper divisors (1).

13662146623 is an equidigital number, since it uses as much as digits as its factorization.

13662146623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 40.

The spelling of 13662146623 in words is "thirteen billion, six hundred sixty-two million, one hundred forty-six thousand, six hundred twenty-three".