25723563041212 has 6 divisors (see below), whose sum is σ = 45016235322128. Its totient is φ = 12861781520604.

The previous prime is 25723563041173. The next prime is 25723563041237. The reversal of 25723563041212 is 21214036532752.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3215445380148 + ... + 3215445380155.

Almost surely, 2^{25723563041212} is an apocalyptic number.

It is an amenable number.

25723563041212 is a deficient number, since it is larger than the sum of its proper divisors (19292672280916).

25723563041212 is a wasteful number, since it uses less digits than its factorization.

25723563041212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6430890760307 (or 6430890760305 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 43.

Adding to 25723563041212 its reverse (21214036532752), we get a palindrome (46937599573964).

The spelling of 25723563041212 in words is "twenty-five trillion, seven hundred twenty-three billion, five hundred sixty-three million, forty-one thousand, two hundred twelve".