440566666323063 has 16 divisors (see below), whose sum is σ = 671347542282240. Its totient is φ = 251749433156256.

The previous prime is 440566666323013. The next prime is 440566666323101. The reversal of 440566666323063 is 360323666665044.

It is not a de Polignac number, because 440566666323063 - 2⁹ = 440566666322551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 440566666322988 and 440566666323006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440566666323013) 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, 120979720 + ... + 124568157.

It is an arithmetic number, because the mean of its divisors is an integer number (41959221392640).

Almost surely, 2^{440566666323063} is an apocalyptic number.

440566666323063 is a deficient number, since it is larger than the sum of its proper divisors (230780875959177).

440566666323063 is a wasteful number, since it uses less digits than its factorization.

440566666323063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245633326.

The product of its (nonzero) digits is 201553920, while the sum is 60.

The spelling of 440566666323063 in words is "four hundred forty trillion, five hundred sixty-six billion, six hundred sixty-six million, three hundred twenty-three thousand, sixty-three".