25303040352 has 72 divisors (see below), whose sum is σ = 72668035440. Its totient is φ = 8350828800.

The previous prime is 25303040333. The next prime is 25303040359. The reversal of 25303040352 is 25304030352.

25303040352 is a `hidden beast` number, since 2 + 5 + 3 + 0 + 304 + 0 + 352 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25303040359) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 405852 + ... + 464027.

It is an arithmetic number, because the mean of its divisors is an integer number (1009278270).

Almost surely, 2^25303040352 is an apocalyptic number.

It is an amenable number.

25303040352 is an abundant number, since it is smaller than the sum of its proper divisors (47364995088).

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

25303040352 is a wasteful number, since it uses less digits than its factorization.

25303040352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869996 (or 869985 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The spelling of 25303040352 in words is "twenty-five billion, three hundred three million, forty thousand, three hundred fifty-two".