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44423469899 = 2317352321347
BaseRepresentation
bin101001010111110110…
…000101101101001011
311020122221121002102222
4221113312011231023
51211434402014044
632224033044255
73131566156334
oct512766055513
9136587532388
1044423469899
1117926988496
1287393b668b
13425c642183
142215c7528b
1512500098ee
hexa57d85b4b

44423469899 has 16 divisors (see below), whose sum is σ = 46714205952. Its totient is φ = 42163643808.

The previous prime is 44423469863. The next prime is 44423469911. The reversal of 44423469899 is 99896432444.

It is a cyclic number.

It is not a de Polignac number, because 44423469899 - 212 = 44423465803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44423469799) 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, 2070344 + ... + 2091690.

It is an arithmetic number, because the mean of its divisors is an integer number (2919637872).

Almost surely, 244423469899 is an apocalyptic number.

44423469899 is a deficient number, since it is larger than the sum of its proper divisors (2290736053).

44423469899 is a wasteful number, since it uses less digits than its factorization.

44423469899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22066.

The product of its digits is 53747712, while the sum is 62.

The spelling of 44423469899 in words is "forty-four billion, four hundred twenty-three million, four hundred sixty-nine thousand, eight hundred ninety-nine".

Divisors: 1 23 173 523 3979 12029 21347 90479 490981 2081017 3693031 11164481 84939713 256783063 1931455213 44423469899