25243523341 has 4 divisors (see below), whose sum is σ = 25244314684. Its totient is φ = 25242732000.

The previous prime is 25243523303. The next prime is 25243523377. The reversal of 25243523341 is 14332534252.

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

It can be written as a sum of positive squares in 2 ways, for example, as 17839609225 + 7403914116 = 133565^2 + 86046^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25243523341 is a prime.

It is a super-2 number, since 2×25243523341² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25243523297 and 25243523306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25243563341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345720 + ... + 412321.

It is an arithmetic number, because the mean of its divisors is an integer number (6311078671).

Almost surely, 2^25243523341 is an apocalyptic number.

It is an amenable number.

25243523341 is a deficient number, since it is larger than the sum of its proper divisors (791343).

25243523341 is an equidigital number, since it uses as much as digits as its factorization.

25243523341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791342.

The product of its digits is 86400, while the sum is 34.

The spelling of 25243523341 in words is "twenty-five billion, two hundred forty-three million, five hundred twenty-three thousand, three hundred forty-one".