25321214304 has 84 divisors (see below), whose sum is σ = 74742588396. Its totient is φ = 8440396992.

The previous prime is 25321214297. The next prime is 25321214339. The reversal of 25321214304 is 40341212352.

25321214304 is a `hidden beast` number, since 2 + 532 + 121 + 4 + 3 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 519394 + ... + 566049.

It is an arithmetic number, because the mean of its divisors is an integer number (889792719).

Almost surely, 2^25321214304 is an apocalyptic number.

25321214304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

25321214304 is an abundant number, since it is smaller than the sum of its proper divisors (49421374092).

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

25321214304 is an equidigital number, since it uses as much as digits as its factorization.

25321214304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085471 (or 1085448 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 25321214304 its reverse (40341212352), we get a palindrome (65662426656).

The spelling of 25321214304 in words is "twenty-five billion, three hundred twenty-one million, two hundred fourteen thousand, three hundred four".