25025240533523 has 8 divisors (see below), whose sum is σ = 26342451282000. Its totient is φ = 23708039067648.

The previous prime is 25025240533511. The next prime is 25025240533541. The reversal of 25025240533523 is 32533504252052.

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 25025240533523 - 2¹⁴ = 25025240517139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25025240533123) 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, 3600515 + ... + 7938147.

It is an arithmetic number, because the mean of its divisors is an integer number (3292806410250).

Almost surely, 2^{25025240533523} is an apocalyptic number.

25025240533523 is a deficient number, since it is larger than the sum of its proper divisors (1317210748477).

25025240533523 is a wasteful number, since it uses less digits than its factorization.

25025240533523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4641301.

The product of its (nonzero) digits is 1080000, while the sum is 41.

Adding to 25025240533523 its reverse (32533504252052), we get a palindrome (57558744785575).

The spelling of 25025240533523 in words is "twenty-five trillion, twenty-five billion, two hundred forty million, five hundred thirty-three thousand, five hundred twenty-three".