447414475045 has 4 divisors (see below), whose sum is σ = 536897370060. Its totient is φ = 357931580032.

The previous prime is 447414475043. The next prime is 447414475069. The reversal of 447414475045 is 540574414744.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 118745024836 + 328669450209 = 344594^2 + 573297^2 .

It is a cyclic number.

It is not a de Polignac number, because 447414475045 - 2¹ = 447414475043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 447414475045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447414475043) 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, 44741447500 + ... + 44741447509.

It is an arithmetic number, because the mean of its divisors is an integer number (134224342515).

Almost surely, 2^447414475045 is an apocalyptic number.

It is an amenable number.

447414475045 is a deficient number, since it is larger than the sum of its proper divisors (89482895015).

447414475045 is an equidigital number, since it uses as much as digits as its factorization.

447414475045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89482895014.

The product of its (nonzero) digits is 5017600, while the sum is 49.

Adding to 447414475045 its reverse (540574414744), we get a palindrome (987988889789).

The spelling of 447414475045 in words is "four hundred forty-seven billion, four hundred fourteen million, four hundred seventy-five thousand, forty-five".