25235059050009 has 20 divisors (see below), whose sum is σ = 37707338059776. Its totient is φ = 16818677175096.

The previous prime is 25235059049983. The next prime is 25235059050041. The reversal of 25235059050009 is 90005095053252.

25235059050009 is a `hidden beast` number, since 2 + 5 + 2 + 3 + 5 + 0 + 590 + 50 + 0 + 0 + 9 = 666.

It is not a de Polignac number, because 25235059050009 - 2²⁵ = 25235025495577 is a prime.

It is a super-2 number, since 2×25235059050009² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25235059050079) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 43185069 + ... + 43765514.

Almost surely, 2^{25235059050009} is an apocalyptic number.

It is an amenable number.

25235059050009 is a deficient number, since it is larger than the sum of its proper divisors (12472279009767).

25235059050009 is an equidigital number, since it uses as much as digits as its factorization.

25235059050009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86954178 (or 86954169 counting only the distinct ones).

The product of its (nonzero) digits is 607500, while the sum is 45.

The spelling of 25235059050009 in words is "twenty-five trillion, two hundred thirty-five billion, fifty-nine million, fifty thousand, nine".