25613322676 has 6 divisors (see below), whose sum is σ = 44823314690. Its totient is φ = 12806661336.

The previous prime is 25613322673. The next prime is 25613322677. The reversal of 25613322676 is 67622331652.

It can be written as a sum of positive squares in only one way, i.e., 17996222500 + 7617100176 = 134150^2 + 87276^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25613322673) by changing a digit.

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 as a sum of consecutive naturals, namely, 3201665331 + ... + 3201665338.

Almost surely, 2^25613322676 is an apocalyptic number.

It is an amenable number.

25613322676 is a deficient number, since it is larger than the sum of its proper divisors (19209992014).

25613322676 is a wasteful number, since it uses less digits than its factorization.

25613322676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6403330673 (or 6403330671 counting only the distinct ones).

The product of its digits is 544320, while the sum is 43.

The spelling of 25613322676 in words is "twenty-five billion, six hundred thirteen million, three hundred twenty-two thousand, six hundred seventy-six".