881473808373577 has 2 divisors, whose sum is σ = 881473808373578. Its totient is φ = 881473808373576.

The previous prime is 881473808373533. The next prime is 881473808373581. The reversal of 881473808373577 is 775373808374188.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 463607602339401 + 417866206034176 = 21531549^2 + 20441776^2 .

It is a cyclic number.

It is not a de Polignac number, because 881473808373577 - 2¹¹ = 881473808371529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 881473808373497 and 881473808373506.

It is not a weakly prime, because it can be changed into another prime (881473808377577) 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 as a sum of consecutive naturals, namely, 440736904186788 + 440736904186789.

It is an arithmetic number, because the mean of its divisors is an integer number (440736904186789).

Almost surely, 2^{881473808373577} is an apocalyptic number.

It is an amenable number.

881473808373577 is a deficient number, since it is larger than the sum of its proper divisors (1).

881473808373577 is an equidigital number, since it uses as much as digits as its factorization.

881473808373577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5310627840, while the sum is 79.

The spelling of 881473808373577 in words is "eight hundred eighty-one trillion, four hundred seventy-three billion, eight hundred eight million, three hundred seventy-three thousand, five hundred seventy-seven".