140445220023225 has 60 divisors (see below), whose sum is σ = 280164873150316. Its totient is φ = 69142262152320.

The previous prime is 140445220023169. The next prime is 140445220023271. The reversal of 140445220023225 is 522320022544041.

140445220023225 is a `hidden beast` number, since 1 + 4 + 0 + 445 + 2 + 200 + 2 + 3 + 2 + 2 + 5 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 18461390275584 + 121983829747641 = 4296672^2 + 11044629^2 .

It is not a de Polignac number, because 140445220023225 - 2¹¹ = 140445220021177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 140445220023225.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 2667499222 + ... + 2667551871.

Almost surely, 2^{140445220023225} is an apocalyptic number.

140445220023225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140445220023225 is a deficient number, since it is larger than the sum of its proper divisors (139719653127091).

140445220023225 is a wasteful number, since it uses less digits than its factorization.

140445220023225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5335051128 (or 5335051114 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 140445220023225 its reverse (522320022544041), we get a palindrome (662765242567266).

The spelling of 140445220023225 in words is "one hundred forty trillion, four hundred forty-five billion, two hundred twenty million, twenty-three thousand, two hundred twenty-five".