22047604481440 has 96 divisors (see below), whose sum is σ = 52947340059600. Its totient is φ = 8673487257600.

The previous prime is 22047604481431. The next prime is 22047604481453. The reversal of 22047604481440 is 4418440674022.

It can be written as a sum of positive squares in 8 ways, for example, as 11671706966544 + 10375897514896 = 3416388^2 + 3221164^2 .

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, 89483536 + ... + 89729584.

Almost surely, 2^{22047604481440} is an apocalyptic number.

22047604481440 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 22047604481440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26473670029800).

22047604481440 is an abundant number, since it is smaller than the sum of its proper divisors (30899735578160).

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

22047604481440 is a wasteful number, since it uses less digits than its factorization.

22047604481440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255306 (or 255298 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 46.

The spelling of 22047604481440 in words is "twenty-two trillion, forty-seven billion, six hundred four million, four hundred eighty-one thousand, four hundred forty".