22556521063040 has 128 divisors (see below), whose sum is σ = 55188348969600. Its totient is φ = 8811164823552.

The previous prime is 22556521062991. The next prime is 22556521063091. The reversal of 22556521063040 is 4036012565522.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155938589 + ... + 156083171.

It is an arithmetic number, because the mean of its divisors is an integer number (431158976325).

Almost surely, 2^{22556521063040} is an apocalyptic number.

22556521063040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22556521063040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27594174484800).

22556521063040 is an abundant number, since it is smaller than the sum of its proper divisors (32631827906560).

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

22556521063040 is a wasteful number, since it uses less digits than its factorization.

22556521063040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150314 (or 150302 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 22556521063040 in words is "twenty-two trillion, five hundred fifty-six billion, five hundred twenty-one million, sixty-three thousand, forty".