25334364608 has 112 divisors (see below), whose sum is σ = 59421272064. Its totient is φ = 10487301120.

The previous prime is 25334364607. The next prime is 25334364611. The reversal of 25334364608 is 80646343352.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25334364607) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8928566 + ... + 8931402.

It is an arithmetic number, because the mean of its divisors is an integer number (530547072).

Almost surely, 2^25334364608 is an apocalyptic number.

25334364608 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25334364608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29710636032).

25334364608 is an abundant number, since it is smaller than the sum of its proper divisors (34086907456).

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

25334364608 is a wasteful number, since it uses less digits than its factorization.

25334364608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3530 (or 3520 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 25334364608 in words is "twenty-five billion, three hundred thirty-four million, three hundred sixty-four thousand, six hundred eight".