830528318749 has 2 divisors, whose sum is σ = 830528318750. Its totient is φ = 830528318748.

The previous prime is 830528318639. The next prime is 830528318791. The reversal of 830528318749 is 947813825038.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 495179616100 + 335348702649 = 703690^2 + 579093^2 .

It is a cyclic number.

It is not a de Polignac number, because 830528318749 - 2²⁷ = 830394101021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 830528318693 and 830528318702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (830528378749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415264159374 + 415264159375.

It is an arithmetic number, because the mean of its divisors is an integer number (415264159375).

Almost surely, 2^830528318749 is an apocalyptic number.

It is an amenable number.

830528318749 is a deficient number, since it is larger than the sum of its proper divisors (1).

830528318749 is an equidigital number, since it uses as much as digits as its factorization.

830528318749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 830528318749 in words is "eight hundred thirty billion, five hundred twenty-eight million, three hundred eighteen thousand, seven hundred forty-nine".