25300530005 has 4 divisors (see below), whose sum is σ = 30360636012. Its totient is φ = 20240424000.

The previous prime is 25300529971. The next prime is 25300530011. The reversal of 25300530005 is 50003500352.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12174474244 + 13126055761 = 110338^2 + 114569^2 .

It is not a de Polignac number, because 25300530005 - 2³² = 21005562709 is a prime.

It is a super-3 number, since 3×25300530005³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2530052996 + ... + 2530053005.

It is an arithmetic number, because the mean of its divisors is an integer number (7590159003).

Almost surely, 2^25300530005 is an apocalyptic number.

It is an amenable number.

25300530005 is a deficient number, since it is larger than the sum of its proper divisors (5060106007).

25300530005 is an equidigital number, since it uses as much as digits as its factorization.

25300530005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5060106006.

The product of its (nonzero) digits is 2250, while the sum is 23.

The spelling of 25300530005 in words is "twenty-five billion, three hundred million, five hundred thirty thousand, five".