404713246247 has 2 divisors, whose sum is σ = 404713246248. Its totient is φ = 404713246246.

The previous prime is 404713246207. The next prime is 404713246261. The reversal of 404713246247 is 742642317404.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404713246247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404713246198 and 404713246207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404713246207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202356623123 + 202356623124.

It is an arithmetic number, because the mean of its divisors is an integer number (202356623124).

Almost surely, 2^404713246247 is an apocalyptic number.

404713246247 is a deficient number, since it is larger than the sum of its proper divisors (1).

404713246247 is an equidigital number, since it uses as much as digits as its factorization.

404713246247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 903168, while the sum is 44.

The spelling of 404713246247 in words is "four hundred four billion, seven hundred thirteen million, two hundred forty-six thousand, two hundred forty-seven".