25053420133305 has 12 divisors (see below), whose sum is σ = 43425928231140. Its totient is φ = 13361824071072.

The previous prime is 25053420133297. The next prime is 25053420133373. The reversal of 25053420133305 is 50333102435052.

25053420133305 is a `hidden beast` number, since 2 + 5 + 0 + 5 + 342 + 0 + 1 + 3 + 3 + 305 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2824335691776 + 22229084441529 = 1680576^2 + 4714773^2 .

It is not a de Polignac number, because 25053420133305 - 2³ = 25053420133297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25053420133305.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 278371334770 + ... + 278371334859.

It is an arithmetic number, because the mean of its divisors is an integer number (3618827352595).

Almost surely, 2^{25053420133305} is an apocalyptic number.

It is an amenable number.

25053420133305 is a deficient number, since it is larger than the sum of its proper divisors (18372508097835).

25053420133305 is a wasteful number, since it uses less digits than its factorization.

25053420133305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556742669640 (or 556742669637 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

Adding to 25053420133305 its reverse (50333102435052), we get a palindrome (75386522568357).

The spelling of 25053420133305 in words is "twenty-five trillion, fifty-three billion, four hundred twenty million, one hundred thirty-three thousand, three hundred five".