447676742615773 has 12 divisors (see below), whose sum is σ = 493170370314300. Its totient is φ = 406072445166080.

The previous prime is 447676742615747. The next prime is 447676742615783. The reversal of 447676742615773 is 377516247676744.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 288649838131204 + 159026904484569 = 16989698^2 + 12610587^2 .

It is not a de Polignac number, because 447676742615773 - 2⁵ = 447676742615741 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 447676742615773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447676742615783) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4119998890 + ... + 4120107547.

It is an arithmetic number, because the mean of its divisors is an integer number (41097530859525).

Almost surely, 2^{447676742615773} is an apocalyptic number.

It is an amenable number.

447676742615773 is a deficient number, since it is larger than the sum of its proper divisors (45493627698527).

447676742615773 is a wasteful number, since it uses less digits than its factorization.

447676742615773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8240106908 (or 8240106897 counting only the distinct ones).

The product of its digits is 6970199040, while the sum is 76.

The spelling of 447676742615773 in words is "four hundred forty-seven trillion, six hundred seventy-six billion, seven hundred forty-two million, six hundred fifteen thousand, seven hundred seventy-three".