25504085046434 has 8 divisors (see below), whose sum is σ = 38256233131308. Its totient is φ = 12752007336000.

The previous prime is 25504085046379. The next prime is 25504085046439. The reversal of 25504085046434 is 43464058040552.

It can be written as a sum of positive squares in 2 ways, for example, as 25263540901225 + 240544145209 = 5026285^2 + 490453^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×25504085046434² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25504085046439) 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, 16678067 + ... + 18142934.

Almost surely, 2^{25504085046434} is an apocalyptic number.

25504085046434 is a deficient number, since it is larger than the sum of its proper divisors (12752148084874).

25504085046434 is a wasteful number, since it uses less digits than its factorization.

25504085046434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35187220.

The product of its (nonzero) digits is 9216000, while the sum is 50.

The spelling of 25504085046434 in words is "twenty-five trillion, five hundred four billion, eighty-five million, forty-six thousand, four hundred thirty-four".