440164666300456 has 16 divisors (see below), whose sum is σ = 825850646085600. Its totient is φ = 219937827344304.

The previous prime is 440164666300453. The next prime is 440164666300459. The reversal of 440164666300456 is 654003666461044.

It is an interprime number because it is at equal distance from previous prime (440164666300453) and next prime (440164666300459).

It is a junction number, because it is equal to n+sod(n) for n = 440164666300397 and 440164666300406.

It is not an unprimeable number, because it can be changed into a prime (440164666300453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18063212796 + ... + 18063237163.

It is an arithmetic number, because the mean of its divisors is an integer number (51615665380350).

Almost surely, 2^{440164666300456} is an apocalyptic number.

It is an amenable number.

440164666300456 is a deficient number, since it is larger than the sum of its proper divisors (385685979785144).

440164666300456 is a wasteful number, since it uses less digits than its factorization.

440164666300456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36126451488 (or 36126451484 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 55.

The spelling of 440164666300456 in words is "four hundred forty trillion, one hundred sixty-four billion, six hundred sixty-six million, three hundred thousand, four hundred fifty-six".