447460618719 has 16 divisors (see below), whose sum is σ = 611957999840. Its totient is φ = 290724888960.

The previous prime is 447460618691. The next prime is 447460618727. The reversal of 447460618719 is 917816064744.

It is a happy number.

It is not a de Polignac number, because 447460618719 - 2²⁰ = 447459570143 is a prime.

It is a super-2 number, since 2×447460618719² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447460638719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11196292 + ... + 11236185.

It is an arithmetic number, because the mean of its divisors is an integer number (38247374990).

Almost surely, 2^447460618719 is an apocalyptic number.

447460618719 is a deficient number, since it is larger than the sum of its proper divisors (164497381121).

447460618719 is a wasteful number, since it uses less digits than its factorization.

447460618719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22432650.

The product of its (nonzero) digits is 8128512, while the sum is 57.

The spelling of 447460618719 in words is "four hundred forty-seven billion, four hundred sixty million, six hundred eighteen thousand, seven hundred nineteen".