25350405352 has 8 divisors (see below), whose sum is σ = 47532010050. Its totient is φ = 12675202672.

The previous prime is 25350405349. The next prime is 25350405383.

25350405352 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 17262280996 + 8088124356 = 131386^2 + 89934^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 1584400327 + ... + 1584400342.

Almost surely, 2^25350405352 is an apocalyptic number.

It is an amenable number.

25350405352 is a deficient number, since it is larger than the sum of its proper divisors (22181604698).

25350405352 is a wasteful number, since it uses less digits than its factorization.

25350405352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3168800675 (or 3168800671 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 34.

The spelling of 25350405352 in words is "twenty-five billion, three hundred fifty million, four hundred five thousand, three hundred fifty-two".