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BaseRepresentation
bin10010011001000101100100…
…00111100111011010010111
312022012110001210200101211102
421030202302013213122113
520300120113000300043
6222003522343100315
711343003642111104
oct1114426207473227
9168173053611742
1040444400400023
1111983412708144
12465248ba4169b
131974b7682b449
149db73b429aab
154a20b95b46b8
hex24c8b21e7697

40444400400023 has 2 divisors, whose sum is σ = 40444400400024. Its totient is φ = 40444400400022.

The previous prime is 40444400399993. The next prime is 40444400400031. The reversal of 40444400400023 is 32000400444404.

It is a happy number.

40444400400023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40444400400023 - 210 = 40444400398999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40444400402023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20222200200011 + 20222200200012.

It is an arithmetic number, because the mean of its divisors is an integer number (20222200200012).

Almost surely, 240444400400023 is an apocalyptic number.

40444400400023 is a deficient number, since it is larger than the sum of its proper divisors (1).

40444400400023 is an equidigital number, since it uses as much as digits as its factorization.

40444400400023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 40444400400023 its reverse (32000400444404), we get a palindrome (72444800844427).

The spelling of 40444400400023 in words is "forty trillion, four hundred forty-four billion, four hundred million, four hundred thousand, twenty-three".