26423434425 has 96 divisors (see below), whose sum is σ = 49104000000. Its totient is φ = 12472669440.

The previous prime is 26423434409. The next prime is 26423434447. The reversal of 26423434425 is 52443432462.

It is not a de Polignac number, because 26423434425 - 2⁴ = 26423434409 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1399951 + ... + 1418699.

It is an arithmetic number, because the mean of its divisors is an integer number (511500000).

Almost surely, 2^26423434425 is an apocalyptic number.

26423434425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26423434425 is a deficient number, since it is larger than the sum of its proper divisors (22680565575).

26423434425 is a wasteful number, since it uses less digits than its factorization.

26423434425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18847 (or 18842 counting only the distinct ones).

The product of its digits is 552960, while the sum is 39.

Adding to 26423434425 its reverse (52443432462), we get a palindrome (78866866887).

The spelling of 26423434425 in words is "twenty-six billion, four hundred twenty-three million, four hundred thirty-four thousand, four hundred twenty-five".