25989000106 has 8 divisors (see below), whose sum is σ = 39000159684. Its totient is φ = 12988946880.

The previous prime is 25989000077. The next prime is 25989000119. The reversal of 25989000106 is 60100098952.

It can be written as a sum of positive squares in 2 ways, for example, as 25956109881 + 32890225 = 161109^2 + 5735^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×25989000106² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2770735 + ... + 2780098.

Almost surely, 2^25989000106 is an apocalyptic number.

25989000106 is a deficient number, since it is larger than the sum of its proper divisors (13011159578).

25989000106 is a wasteful number, since it uses less digits than its factorization.

25989000106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5553176.

The product of its (nonzero) digits is 38880, while the sum is 40.

The spelling of 25989000106 in words is "twenty-five billion, nine hundred eighty-nine million, one hundred six", and thus it is an aban number.