25325144006 has 4 divisors (see below), whose sum is σ = 37987716012. Its totient is φ = 12662572002.

The previous prime is 25325143993. The next prime is 25325144017. The reversal of 25325144006 is 60044152352.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6331286000 + ... + 6331286003.

It is an arithmetic number, because the mean of its divisors is an integer number (9496929003).

Almost surely, 2^25325144006 is an apocalyptic number.

25325144006 is a deficient number, since it is larger than the sum of its proper divisors (12662572006).

25325144006 is a wasteful number, since it uses less digits than its factorization.

25325144006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12662572005.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 25325144006 its reverse (60044152352), we get a palindrome (85369296358).

The spelling of 25325144006 in words is "twenty-five billion, three hundred twenty-five million, one hundred forty-four thousand, six".