440398600245 has 24 divisors (see below), whose sum is σ = 776295842400. Its totient is φ = 230898247776.

The previous prime is 440398600217. The next prime is 440398600247. The reversal of 440398600245 is 542006893044.

440398600245 is a `hidden beast` number, since 4 + 4 + 0 + 39 + 8 + 600 + 2 + 4 + 5 = 666.

It is not a de Polignac number, because 440398600245 - 2⁶ = 440398600181 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 440398600245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440398600247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82934935 + ... + 82940244.

It is an arithmetic number, because the mean of its divisors is an integer number (32345660100).

Almost surely, 2^440398600245 is an apocalyptic number.

440398600245 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

440398600245 is a deficient number, since it is larger than the sum of its proper divisors (335897242155).

440398600245 is a wasteful number, since it uses less digits than its factorization.

440398600245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165875249 (or 165875246 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 440398600245 in words is "four hundred forty billion, three hundred ninety-eight million, six hundred thousand, two hundred forty-five".