845514650352829 has 2 divisors, whose sum is σ = 845514650352830. Its totient is φ = 845514650352828.

The previous prime is 845514650352791. The next prime is 845514650352871. The reversal of 845514650352829 is 928253056415548.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 539324217456025 + 306190432896804 = 23223355^2 + 17498298^2 .

It is a cyclic number.

It is not a de Polignac number, because 845514650352829 - 2²³ = 845514641964221 is a prime.

It is a super-2 number, since 2×845514650352829² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (845514650352529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422757325176414 + 422757325176415.

It is an arithmetic number, because the mean of its divisors is an integer number (422757325176415).

Almost surely, 2^{845514650352829} is an apocalyptic number.

It is an amenable number.

845514650352829 is a deficient number, since it is larger than the sum of its proper divisors (1).

845514650352829 is an equidigital number, since it uses as much as digits as its factorization.

845514650352829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720000, while the sum is 67.

The spelling of 845514650352829 in words is "eight hundred forty-five trillion, five hundred fourteen billion, six hundred fifty million, three hundred fifty-two thousand, eight hundred twenty-nine".