25826466196 has 6 divisors (see below), whose sum is σ = 45196315850. Its totient is φ = 12913233096.

The previous prime is 25826466173. The next prime is 25826466209. The reversal of 25826466196 is 69166462852.

It can be written as a sum of positive squares in only one way, i.e., 17946353296 + 7880112900 = 133964^2 + 88770^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3228308271 + ... + 3228308278.

Almost surely, 2^25826466196 is an apocalyptic number.

It is an amenable number.

25826466196 is a deficient number, since it is larger than the sum of its proper divisors (19369849654).

25826466196 is a wasteful number, since it uses less digits than its factorization.

25826466196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6456616553 (or 6456616551 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 55.

The spelling of 25826466196 in words is "twenty-five billion, eight hundred twenty-six million, four hundred sixty-six thousand, one hundred ninety-six".