22053456505543 has 2 divisors, whose sum is σ = 22053456505544. Its totient is φ = 22053456505542.

The previous prime is 22053456505523. The next prime is 22053456505567. The reversal of 22053456505543 is 34550565435022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22053456505543 - 2¹⁷ = 22053456374471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22053456505523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11026728252771 + 11026728252772.

It is an arithmetic number, because the mean of its divisors is an integer number (11026728252772).

Almost surely, 2^{22053456505543} is an apocalyptic number.

22053456505543 is a deficient number, since it is larger than the sum of its proper divisors (1).

22053456505543 is an equidigital number, since it uses as much as digits as its factorization.

22053456505543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800000, while the sum is 49.

The spelling of 22053456505543 in words is "twenty-two trillion, fifty-three billion, four hundred fifty-six million, five hundred five thousand, five hundred forty-three".