704986440161 has 2 divisors, whose sum is σ = 704986440162. Its totient is φ = 704986440160.

The previous prime is 704986440121. The next prime is 704986440229. The reversal of 704986440161 is 161044689407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 668903158225 + 36083281936 = 817865^2 + 189956^2 .

It is a cyclic number.

It is not a de Polignac number, because 704986440161 - 2³⁰ = 703912698337 is a prime.

It is not a weakly prime, because it can be changed into another prime (704986440121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352493220080 + 352493220081.

It is an arithmetic number, because the mean of its divisors is an integer number (352493220081).

Almost surely, 2^704986440161 is an apocalyptic number.

It is an amenable number.

704986440161 is a deficient number, since it is larger than the sum of its proper divisors (1).

704986440161 is an equidigital number, since it uses as much as digits as its factorization.

704986440161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 704986440161 in words is "seven hundred four billion, nine hundred eighty-six million, four hundred forty thousand, one hundred sixty-one".