25250040322 has 16 divisors (see below), whose sum is σ = 41783370552. Its totient is φ = 11369623680.

The previous prime is 25250040317. The next prime is 25250040337. The reversal of 25250040322 is 22304005252.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6723836001 + 18526204321 = 81999^2 + 136111^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11842293 + ... + 11844424.

Almost surely, 2^25250040322 is an apocalyptic number.

25250040322 is a deficient number, since it is larger than the sum of its proper divisors (16533330230).

25250040322 is a wasteful number, since it uses less digits than its factorization.

25250040322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23686773.

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 25250040322 its reverse (22304005252), we get a palindrome (47554045574).

The spelling of 25250040322 in words is "twenty-five billion, two hundred fifty million, forty thousand, three hundred twenty-two".