418261009811 has 2 divisors, whose sum is σ = 418261009812. Its totient is φ = 418261009810.

The previous prime is 418261009801. The next prime is 418261009861. The reversal of 418261009811 is 118900162814.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-418261009811 is a prime.

It is not a weakly prime, because it can be changed into another prime (418261009801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209130504905 + 209130504906.

It is an arithmetic number, because the mean of its divisors is an integer number (209130504906).

Almost surely, 2^418261009811 is an apocalyptic number.

418261009811 is a deficient number, since it is larger than the sum of its proper divisors (1).

418261009811 is an equidigital number, since it uses as much as digits as its factorization.

418261009811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 41.

The spelling of 418261009811 in words is "four hundred eighteen billion, two hundred sixty-one million, nine thousand, eight hundred eleven".