22522665142512 has 480 divisors, whose sum is σ = 68538113280000. Its totient is φ = 7146571804416.

The previous prime is 22522665142511. The next prime is 22522665142517. The reversal of 22522665142512 is 21524156622522.

22522665142512 is a `hidden beast` number, since 2 + 2 + 5 + 22 + 66 + 51 + 4 + 2 + 512 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22522665142511) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 30477219039 + ... + 30477219777.

It is an arithmetic number, because the mean of its divisors is an integer number (142787736000).

Almost surely, 2^{22522665142512} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22522665142512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34269056640000).

22522665142512 is an abundant number, since it is smaller than the sum of its proper divisors (46015448137488).

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

22522665142512 is a wasteful number, since it uses less digits than its factorization.

22522665142512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967 (or 1949 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 45.

The spelling of 22522665142512 in words is "twenty-two trillion, five hundred twenty-two billion, six hundred sixty-five million, one hundred forty-two thousand, five hundred twelve".