25066325406 has 8 divisors (see below), whose sum is σ = 50132650824. Its totient is φ = 8355441800.

The previous prime is 25066325381. The next prime is 25066325413. The reversal of 25066325406 is 60452366052.

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

25066325406 is an admirable number.

It is a congruent number.

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, 2088860445 + ... + 2088860456.

It is an arithmetic number, because the mean of its divisors is an integer number (6266581353).

Almost surely, 2^25066325406 is an apocalyptic number.

25066325406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25066325406 is a wasteful number, since it uses less digits than its factorization.

25066325406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4177720906.

The product of its (nonzero) digits is 259200, while the sum is 39.

The spelling of 25066325406 in words is "twenty-five billion, sixty-six million, three hundred twenty-five thousand, four hundred six".