2054430344563 has 2 divisors, whose sum is σ = 2054430344564. Its totient is φ = 2054430344562.

The previous prime is 2054430344501. The next prime is 2054430344611. The reversal of 2054430344563 is 3654430344502.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2054430344563 is a prime.

It is a super-2 number, since 2×2054430344563² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2054430342563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027215172281 + 1027215172282.

It is an arithmetic number, because the mean of its divisors is an integer number (1027215172282).

Almost surely, 2^{2054430344563} is an apocalyptic number.

2054430344563 is a deficient number, since it is larger than the sum of its proper divisors (1).

2054430344563 is an equidigital number, since it uses as much as digits as its factorization.

2054430344563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2073600, while the sum is 43.

The spelling of 2054430344563 in words is "two trillion, fifty-four billion, four hundred thirty million, three hundred forty-four thousand, five hundred sixty-three".