25067890108 has 12 divisors (see below), whose sum is σ = 44802186912. Its totient is φ = 12267265280.

The previous prime is 25067890093. The next prime is 25067890157. The reversal of 25067890108 is 80109876052.

It is a super-2 number, since 2×25067890108² (a number of 22 digits) contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 66669733 + ... + 66670108.

It is an arithmetic number, because the mean of its divisors is an integer number (3733515576).

Almost surely, 2^25067890108 is an apocalyptic number.

It is an amenable number.

25067890108 is a deficient number, since it is larger than the sum of its proper divisors (19734296804).

25067890108 is a wasteful number, since it uses less digits than its factorization.

25067890108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133339892 (or 133339890 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 46.

The spelling of 25067890108 in words is "twenty-five billion, sixty-seven million, eight hundred ninety thousand, one hundred eight".