8017722272925 has 48 divisors (see below), whose sum is σ = 15236744280000. Its totient is φ = 4128666171840.

The previous prime is 8017722272921. The next prime is 8017722272947. The reversal of 8017722272925 is 5292722277108.

It is a happy number.

It is not a de Polignac number, because 8017722272925 - 2² = 8017722272921 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8017722272921) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 204775375 + ... + 204814524.

It is an arithmetic number, because the mean of its divisors is an integer number (317432172500).

Almost surely, 2^{8017722272925} is an apocalyptic number.

It is an amenable number.

8017722272925 is a deficient number, since it is larger than the sum of its proper divisors (7219022007075).

8017722272925 is a wasteful number, since it uses less digits than its factorization.

8017722272925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409589947 (or 409589936 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 54.

The spelling of 8017722272925 in words is "eight trillion, seventeen billion, seven hundred twenty-two million, two hundred seventy-two thousand, nine hundred twenty-five".