25224042252 has 24 divisors (see below), whose sum is σ = 58858673776. Its totient is φ = 8407646208.

The previous prime is 25224042251. The next prime is 25224042253.

25224042252 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (25224042251) and next prime (25224042253).

It is not an unprimeable number, because it can be changed into a prime (25224042251) 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, 484428 + ... + 533964.

Almost surely, 2^25224042252 is an apocalyptic number.

It is an amenable number.

25224042252 is an abundant number, since it is smaller than the sum of its proper divisors (33634631524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25224042252 is a wasteful number, since it uses less digits than its factorization.

25224042252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91977 (or 91975 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

It can be divided in two parts, 252240 and 42252, that added together give a palindrome (294492).

The spelling of 25224042252 in words is "twenty-five billion, two hundred twenty-four million, forty-two thousand, two hundred fifty-two".