263125222270543 has 4 divisors (see below), whose sum is σ = 274565449325808. Its totient is φ = 251684995215280.

The previous prime is 263125222270517. The next prime is 263125222270567. The reversal of 263125222270543 is 345072222521362.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 263125222270543 - 2¹³ = 263125222262351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 263125222270493 and 263125222270502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263125222270343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5720113527598 + ... + 5720113527643.

It is an arithmetic number, because the mean of its divisors is an integer number (68641362331452).

Almost surely, 2^{263125222270543} is an apocalyptic number.

263125222270543 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

263125222270543 is a deficient number, since it is larger than the sum of its proper divisors (11440227055265).

263125222270543 is a wasteful number, since it uses less digits than its factorization.

263125222270543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11440227055264.

The product of its (nonzero) digits is 2419200, while the sum is 46.

The spelling of 263125222270543 in words is "two hundred sixty-three trillion, one hundred twenty-five billion, two hundred twenty-two million, two hundred seventy thousand, five hundred forty-three".