25053603426 has 40 divisors (see below), whose sum is σ = 59440908780. Its totient is φ = 7859953152.

The previous prime is 25053603413. The next prime is 25053603437. The reversal of 25053603426 is 62430635052.

25053603426 is a `hidden beast` number, since 2 + 5 + 0 + 5 + 3 + 603 + 42 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 24962420025 + 91183401 = 157995^2 + 9549^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4545831 + ... + 4551338.

Almost surely, 2^25053603426 is an apocalyptic number.

25053603426 is an abundant number, since it is smaller than the sum of its proper divisors (34387305354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25053603426 is a wasteful number, since it uses less digits than its factorization.

25053603426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9097200 (or 9097191 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 25053603426 in words is "twenty-five billion, fifty-three million, six hundred three thousand, four hundred twenty-six".