440532430553345 has 48 divisors (see below), whose sum is σ = 575041890366720. Its totient is φ = 323833192330752.

The previous prime is 440532430553309. The next prime is 440532430553351. The reversal of 440532430553345 is 543355034235044.

It is a de Polignac number, because none of the positive numbers 2^k-440532430553345 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 440532430553293 and 440532430553302.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1267147901 + ... + 1267495509.

It is an arithmetic number, because the mean of its divisors is an integer number (11980039382640).

Almost surely, 2^{440532430553345} is an apocalyptic number.

It is an amenable number.

440532430553345 is a deficient number, since it is larger than the sum of its proper divisors (134509459813375).

440532430553345 is a wasteful number, since it uses less digits than its factorization.

440532430553345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354474 (or 354461 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 50.

Adding to 440532430553345 its reverse (543355034235044), we get a palindrome (983887464788389).

The spelling of 440532430553345 in words is "four hundred forty trillion, five hundred thirty-two billion, four hundred thirty million, five hundred fifty-three thousand, three hundred forty-five".