447659956745 has 8 divisors (see below), whose sum is σ = 565465208640. Its totient is φ = 339279125040.

The previous prime is 447659956741. The next prime is 447659956747. The reversal of 447659956745 is 547659956744.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 447659956745 - 2² = 447659956741 is a prime.

It is not an unprimeable number, because it can be changed into a prime (447659956741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2356104941 + ... + 2356105130.

It is an arithmetic number, because the mean of its divisors is an integer number (70683151080).

Almost surely, 2^447659956745 is an apocalyptic number.

It is an amenable number.

447659956745 is a deficient number, since it is larger than the sum of its proper divisors (117805251895).

447659956745 is a wasteful number, since it uses less digits than its factorization.

447659956745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4712210095.

The product of its digits is 1143072000, while the sum is 71.

Subtracting 447659956745 from its reverse (547659956744), we obtain a palindrome (99999999999).

The spelling of 447659956745 in words is "four hundred forty-seven billion, six hundred fifty-nine million, nine hundred fifty-six thousand, seven hundred forty-five".