25450003312 has 10 divisors (see below), whose sum is σ = 49309381448. Its totient is φ = 12725001648.

The previous prime is 25450003307. The next prime is 25450003343. The reversal of 25450003312 is 21330005452.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 795312588 + ... + 795312619.

Almost surely, 2^25450003312 is an apocalyptic number.

It is an amenable number.

25450003312 is a deficient number, since it is larger than the sum of its proper divisors (23859378136).

25450003312 is a wasteful number, since it uses less digits than its factorization.

25450003312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590625215 (or 1590625209 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 25450003312 its reverse (21330005452), we get a palindrome (46780008764).

The spelling of 25450003312 in words is "twenty-five billion, four hundred fifty million, three thousand, three hundred twelve".