25534214304 has 96 divisors (see below), whose sum is σ = 70760148480. Its totient is φ = 8039999232.

The previous prime is 25534214281. The next prime is 25534214317. The reversal of 25534214304 is 40341243552.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×25534214304² (a number of 22 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 612757 + ... + 653099.

It is an arithmetic number, because the mean of its divisors is an integer number (737084880).

Almost surely, 2^25534214304 is an apocalyptic number.

25534214304 is a gapful number since it is divisible by the number (24) 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 25534214304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35380074240).

25534214304 is an abundant number, since it is smaller than the sum of its proper divisors (45225934176).

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

25534214304 is a wasteful number, since it uses less digits than its factorization.

25534214304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40722 (or 40714 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 25534214304 its reverse (40341243552), we get a palindrome (65875457856).

The spelling of 25534214304 in words is "twenty-five billion, five hundred thirty-four million, two hundred fourteen thousand, three hundred four".