22056025439520 has 288 divisors, whose sum is σ = 75574712041920. Its totient is φ = 5857545738240.

The previous prime is 22056025439473. The next prime is 22056025439551. The reversal of 22056025439520 is 2593452065022.

22056025439520 is a `hidden beast` number, since 2 + 2 + 0 + 5 + 6 + 0 + 254 + 395 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 355831891 + ... + 355893869.

It is an arithmetic number, because the mean of its divisors is an integer number (262412194590).

Almost surely, 2^{22056025439520} is an apocalyptic number.

22056025439520 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 22056025439520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37787356020960).

22056025439520 is an abundant number, since it is smaller than the sum of its proper divisors (53518686602400).

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

22056025439520 is a wasteful number, since it uses less digits than its factorization.

22056025439520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63008 (or 62997 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 22056025439520 in words is "twenty-two trillion, fifty-six billion, twenty-five million, four hundred thirty-nine thousand, five hundred twenty".