2563546432823 has 2 divisors, whose sum is σ = 2563546432824. Its totient is φ = 2563546432822.

The previous prime is 2563546432771. The next prime is 2563546432859. The reversal of 2563546432823 is 3282346453652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2563546432823 - 2¹⁶ = 2563546367287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2563546932823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1281773216411 + 1281773216412.

It is an arithmetic number, because the mean of its divisors is an integer number (1281773216412).

Almost surely, 2^{2563546432823} is an apocalyptic number.

2563546432823 is a deficient number, since it is larger than the sum of its proper divisors (1).

2563546432823 is an equidigital number, since it uses as much as digits as its factorization.

2563546432823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24883200, while the sum is 53.

The spelling of 2563546432823 in words is "two trillion, five hundred sixty-three billion, five hundred forty-six million, four hundred thirty-two thousand, eight hundred twenty-three".