25134033030 has 64 divisors (see below), whose sum is σ = 62002575360. Its totient is φ = 6515938944.

The previous prime is 25134033013. The next prime is 25134033049. The reversal of 25134033030 is 3033043152.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1455507 + ... + 1472673.

It is an arithmetic number, because the mean of its divisors is an integer number (968790240).

Almost surely, 2^25134033030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25134033030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31001287680).

25134033030 is an abundant number, since it is smaller than the sum of its proper divisors (36868542330).

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

25134033030 is a wasteful number, since it uses less digits than its factorization.

25134033030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18533.

The product of its (nonzero) digits is 3240, while the sum is 24.

Adding to 25134033030 its reverse (3033043152), we get a palindrome (28167076182).

The spelling of 25134033030 in words is "twenty-five billion, one hundred thirty-four million, thirty-three thousand, thirty".