810746349029 has 2 divisors, whose sum is σ = 810746349030. Its totient is φ = 810746349028.

The previous prime is 810746349011. The next prime is 810746349041. The reversal of 810746349029 is 920943647018.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 785524144804 + 25222204225 = 886298^2 + 158815^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-810746349029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (810746349079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 405373174514 + 405373174515.

It is an arithmetic number, because the mean of its divisors is an integer number (405373174515).

Almost surely, 2^810746349029 is an apocalyptic number.

It is an amenable number.

810746349029 is a deficient number, since it is larger than the sum of its proper divisors (1).

810746349029 is an equidigital number, since it uses as much as digits as its factorization.

810746349029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 810746349029 in words is "eight hundred ten billion, seven hundred forty-six million, three hundred forty-nine thousand, twenty-nine".