8820346429423 has 2 divisors, whose sum is σ = 8820346429424. Its totient is φ = 8820346429422.

The previous prime is 8820346429409. The next prime is 8820346429451. The reversal of 8820346429423 is 3249246430288.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8820346429423 is a prime.

It is a super-2 number, since 2×8820346429423² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8820346421423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4410173214711 + 4410173214712.

It is an arithmetic number, because the mean of its divisors is an integer number (4410173214712).

Almost surely, 2^{8820346429423} is an apocalyptic number.

8820346429423 is a deficient number, since it is larger than the sum of its proper divisors (1).

8820346429423 is an equidigital number, since it uses as much as digits as its factorization.

8820346429423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15925248, while the sum is 55.

The spelling of 8820346429423 in words is "eight trillion, eight hundred twenty billion, three hundred forty-six million, four hundred twenty-nine thousand, four hundred twenty-three".