447676741577077 has 2 divisors, whose sum is σ = 447676741577078. Its totient is φ = 447676741577076.

The previous prime is 447676741577041. The next prime is 447676741577081. The reversal of 447676741577077 is 770775147676744.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 426502377940356 + 21174363636721 = 20651934^2 + 4601561^2 .

It is a cyclic number.

It is not a de Polignac number, because 447676741577077 - 2¹⁵ = 447676741544309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 447676741576988 and 447676741577006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447676741577027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223838370788538 + 223838370788539.

It is an arithmetic number, because the mean of its divisors is an integer number (223838370788539).

Almost surely, 2^{447676741577077} is an apocalyptic number.

It is an amenable number.

447676741577077 is a deficient number, since it is larger than the sum of its proper divisors (1).

447676741577077 is an equidigital number, since it uses as much as digits as its factorization.

447676741577077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9487215360, while the sum is 79.

The spelling of 447676741577077 in words is "four hundred forty-seven trillion, six hundred seventy-six billion, seven hundred forty-one million, five hundred seventy-seven thousand, seventy-seven".