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144066705553 = 1923332542739
BaseRepresentation
bin1000011000101100001…
…0110111100010010001
3111202212020220221000101
42012023002313202101
54330022034034203
6150103333252401
713260051535501
oct2061302674221
9452766827011
10144066705553
1156109999221
1223b07794101
131077c26a844
146d89787a01
153b32c7141d
hex218b0b7891

144066705553 has 8 divisors (see below), whose sum is σ = 152300023200. Its totient is φ = 135898473888.

The previous prime is 144066705539. The next prime is 144066705583. The reversal of 144066705553 is 355507660441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 144066705553 - 213 = 144066697361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144066705533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16266943 + ... + 16275796.

It is an arithmetic number, because the mean of its divisors is an integer number (19037502900).

Almost surely, 2144066705553 is an apocalyptic number.

It is an amenable number.

144066705553 is a deficient number, since it is larger than the sum of its proper divisors (8233317647).

144066705553 is a wasteful number, since it uses less digits than its factorization.

144066705553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32542991.

The product of its (nonzero) digits is 1512000, while the sum is 46.

The spelling of 144066705553 in words is "one hundred forty-four billion, sixty-six million, seven hundred five thousand, five hundred fifty-three".

Divisors: 1 19 233 4427 32542739 618312041 7582458187 144066705553