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144040014200421 = 3253336719446647
BaseRepresentation
bin100000110000000011101101…
…111000010011111001100101
3200220000002110020201020100100
4200300003231320103321211
5122334422422113403141
61230203022524134313
742224355554265513
oct4060035570237145
9626002406636310
10144040014200421
114199403299a939
12141a3b05397399
13624abb84c10b1
14277d806a534b3
15119bc283360b6
hex8300ede13e65

144040014200421 has 24 divisors (see below), whose sum is σ = 208128248939520. Its totient is φ = 95994165953376.

The previous prime is 144040014200389. The next prime is 144040014200431. The reversal of 144040014200421 is 124002410040441.

It is a happy number.

144040014200421 is a `hidden beast` number, since 1 + 4 + 4 + 0 + 400 + 14 + 200 + 42 + 1 = 666.

It is not a de Polignac number, because 144040014200421 - 25 = 144040014200389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144040014200431) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 322268520 + ... + 322715166.

It is an arithmetic number, because the mean of its divisors is an integer number (8672010372480).

Almost surely, 2144040014200421 is an apocalyptic number.

It is an amenable number.

144040014200421 is a deficient number, since it is larger than the sum of its proper divisors (64088234739099).

144040014200421 is a wasteful number, since it uses less digits than its factorization.

144040014200421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458705 (or 458702 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 144040014200421 its reverse (124002410040441), we get a palindrome (268042424240862).

The spelling of 144040014200421 in words is "one hundred forty-four trillion, forty billion, fourteen million, two hundred thousand, four hundred twenty-one".

Divisors: 1 3 9 5333 6719 15999 20157 47997 60471 446647 1339941 4019823 35832427 107497281 322491843 2381968451 3001021193 7145905353 9003063579 21437716059 27009190737 16004446022269 48013338066807 144040014200421