25505280030053 has 8 divisors (see below), whose sum is σ = 26153939278656. Its totient is φ = 24857886460000.

The previous prime is 25505280030049. The next prime is 25505280030079. The reversal of 25505280030053 is 35003008250552.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 25505280030053 - 2² = 25505280030049 is a prime.

It is a super-2 number, since 2×25505280030053² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25505280029989 and 25505280030016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25505280030953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316378823 + ... + 316459428.

It is an arithmetic number, because the mean of its divisors is an integer number (3269242409832).

Almost surely, 2^{25505280030053} is an apocalyptic number.

It is an amenable number.

25505280030053 is a deficient number, since it is larger than the sum of its proper divisors (648659248603).

25505280030053 is an equidigital number, since it uses as much as digits as its factorization.

25505280030053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632839275.

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 25505280030053 in words is "twenty-five trillion, five hundred five billion, two hundred eighty million, thirty thousand, fifty-three".