25005225140531 has 8 divisors (see below), whose sum is σ = 25016008539600. Its totient is φ = 24994442694880.

The previous prime is 25005225140447. The next prime is 25005225140557. The reversal of 25005225140531 is 13504152250052.

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 25005225140531 - 2¹⁴ = 25005225124147 is a prime.

It is a super-2 number, since 2×25005225140531² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25005225140491 and 25005225140500.

It is not an unprimeable number, because it can be changed into a prime (25005225145531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54969125 + ... + 55422153.

It is an arithmetic number, because the mean of its divisors is an integer number (3127001067450).

Almost surely, 2^{25005225140531} is an apocalyptic number.

25005225140531 is a deficient number, since it is larger than the sum of its proper divisors (10783399069).

25005225140531 is a wasteful number, since it uses less digits than its factorization.

25005225140531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476709.

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 25005225140531 its reverse (13504152250052), we get a palindrome (38509377390583).

The spelling of 25005225140531 in words is "twenty-five trillion, five billion, two hundred twenty-five million, one hundred forty thousand, five hundred thirty-one".