25463563041212 has 24 divisors (see below), whose sum is σ = 45295990037760. Its totient is φ = 12521890704960.

The previous prime is 25463563041181. The next prime is 25463563041223. The reversal of 25463563041212 is 21214036536452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2274887 + ... + 7490142.

It is an arithmetic number, because the mean of its divisors is an integer number (1887332918240).

Almost surely, 2^{25463563041212} is an apocalyptic number.

It is an amenable number.

25463563041212 is a deficient number, since it is larger than the sum of its proper divisors (19832426996548).

25463563041212 is a wasteful number, since it uses less digits than its factorization.

25463563041212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9775781 (or 9775779 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

Adding to 25463563041212 its reverse (21214036536452), we get a palindrome (46677599577664).

The spelling of 25463563041212 in words is "twenty-five trillion, four hundred sixty-three billion, five hundred sixty-three million, forty-one thousand, two hundred twelve".