461623465811 has 2 divisors, whose sum is σ = 461623465812. Its totient is φ = 461623465810.

The previous prime is 461623465799. The next prime is 461623465817. The reversal of 461623465811 is 118564326164.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461623465811 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (461623465817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230811732905 + 230811732906.

It is an arithmetic number, because the mean of its divisors is an integer number (230811732906).

Almost surely, 2^461623465811 is an apocalyptic number.

461623465811 is a deficient number, since it is larger than the sum of its proper divisors (1).

461623465811 is an equidigital number, since it uses as much as digits as its factorization.

461623465811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 829440, while the sum is 47.

The spelling of 461623465811 in words is "four hundred sixty-one billion, six hundred twenty-three million, four hundred sixty-five thousand, eight hundred eleven".