25350221134 has 8 divisors (see below), whose sum is σ = 43457521968. Its totient is φ = 10864380480.

The previous prime is 25350221131. The next prime is 25350221159. The reversal of 25350221134 is 43112205352.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25350221131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 905365027 + ... + 905365054.

It is an arithmetic number, because the mean of its divisors is an integer number (5432190246).

Almost surely, 2^25350221134 is an apocalyptic number.

25350221134 is a deficient number, since it is larger than the sum of its proper divisors (18107300834).

25350221134 is a wasteful number, since it uses less digits than its factorization.

25350221134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810730090.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 25350221134 its reverse (43112205352), we get a palindrome (68462426486).

The spelling of 25350221134 in words is "twenty-five billion, three hundred fifty million, two hundred twenty-one thousand, one hundred thirty-four".