8772253722168 has 64 divisors (see below), whose sum is σ = 21955996823040. Its totient is φ = 2920704107904.

The previous prime is 8772253722163. The next prime is 8772253722283. The reversal of 8772253722168 is 8612273522778.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8772253722163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126836605 + ... + 126905747.

It is an arithmetic number, because the mean of its divisors is an integer number (343062450360).

Almost surely, 2^{8772253722168} is an apocalyptic number.

It is an amenable number.

8772253722168 is an abundant number, since it is smaller than the sum of its proper divisors (13183743100872).

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

8772253722168 is a wasteful number, since it uses less digits than its factorization.

8772253722168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75188 (or 75184 counting only the distinct ones).

The product of its digits is 31610880, while the sum is 60.

The spelling of 8772253722168 in words is "eight trillion, seven hundred seventy-two billion, two hundred fifty-three million, seven hundred twenty-two thousand, one hundred sixty-eight".