25583253343 has 4 divisors (see below), whose sum is σ = 25604173008. Its totient is φ = 25562333680.

The previous prime is 25583253299. The next prime is 25583253359. The reversal of 25583253343 is 34335238552.

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 25583253343 - 2¹³ = 25583245151 is a prime.

It is a super-2 number, since 2×25583253343² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25583253343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25583253643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10457998 + ... + 10460443.

It is an arithmetic number, because the mean of its divisors is an integer number (6401043252).

Almost surely, 2^25583253343 is an apocalyptic number.

25583253343 is a deficient number, since it is larger than the sum of its proper divisors (20919665).

25583253343 is a wasteful number, since it uses less digits than its factorization.

25583253343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20919664.

The product of its digits is 1296000, while the sum is 43.

The spelling of 25583253343 in words is "twenty-five billion, five hundred eighty-three million, two hundred fifty-three thousand, three hundred forty-three".