25212250541533 has 8 divisors (see below), whose sum is σ = 27507762474336. Its totient is φ = 22917320134800.

The previous prime is 25212250541531. The next prime is 25212250541551. The reversal of 25212250541533 is 33514505221252.

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 25212250541533 - 2¹ = 25212250541531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25212250541531) 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, 145290858 + ... + 145464283.

It is an arithmetic number, because the mean of its divisors is an integer number (3438470309292).

Almost surely, 2^{25212250541533} is an apocalyptic number.

It is an amenable number.

25212250541533 is a deficient number, since it is larger than the sum of its proper divisors (2295511932803).

25212250541533 is a wasteful number, since it uses less digits than its factorization.

25212250541533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290763035.

The product of its (nonzero) digits is 360000, while the sum is 40.

Adding to 25212250541533 its reverse (33514505221252), we get a palindrome (58726755762785).

The spelling of 25212250541533 in words is "twenty-five trillion, two hundred twelve billion, two hundred fifty million, five hundred forty-one thousand, five hundred thirty-three".