25224401135 has 8 divisors (see below), whose sum is σ = 30359103216. Its totient is φ = 20119639680.

The previous prime is 25224401123. The next prime is 25224401179. The reversal of 25224401135 is 53110442252.

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

It is not a de Polignac number, because 25224401135 - 2⁴ = 25224401119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25224401098 and 25224401107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7483301 + ... + 7486670.

It is an arithmetic number, because the mean of its divisors is an integer number (3794887902).

Almost surely, 2^25224401135 is an apocalyptic number.

25224401135 is a deficient number, since it is larger than the sum of its proper divisors (5134702081).

25224401135 is a wasteful number, since it uses less digits than its factorization.

25224401135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14970313.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 25224401135 its reverse (53110442252), we get a palindrome (78334843387).

The spelling of 25224401135 in words is "twenty-five billion, two hundred twenty-four million, four hundred one thousand, one hundred thirty-five".