25065601222716 has 72 divisors (see below), whose sum is σ = 67778966717280. Its totient is φ = 7782648754176.

The previous prime is 25065601222693. The next prime is 25065601222757. The reversal of 25065601222716 is 61722210656052.

25065601222716 is a `hidden beast` number, since 2 + 5 + 0 + 6 + 5 + 601 + 2 + 2 + 27 + 16 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 211058496 + ... + 211177223.

It is an arithmetic number, because the mean of its divisors is an integer number (941374537740).

Almost surely, 2^{25065601222716} is an apocalyptic number.

It is an amenable number.

25065601222716 is an abundant number, since it is smaller than the sum of its proper divisors (42713365494564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25065601222716 is a wasteful number, since it uses less digits than its factorization.

25065601222716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422235843 (or 422235838 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

Adding to 25065601222716 its reverse (61722210656052), we get a palindrome (86787811878768).

The spelling of 25065601222716 in words is "twenty-five trillion, sixty-five billion, six hundred one million, two hundred twenty-two thousand, seven hundred sixteen".