22046706800640 has 1728 divisors, whose sum is σ = 85304700936000. Its totient is φ = 5448728051712.

The previous prime is 22046706800617. The next prime is 22046706800647. The reversal of 22046706800640 is 4600860764022.

It is a tau number, because it is divible by the number of its divisors (1728).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22046706800647) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 110787471261 + ... + 110787471459.

It is an arithmetic number, because the mean of its divisors is an integer number (49366146375).

Almost surely, 2^{22046706800640} is an apocalyptic number.

22046706800640 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 22046706800640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42652350468000).

22046706800640 is an abundant number, since it is smaller than the sum of its proper divisors (63257994135360).

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

22046706800640 is an frugal number, since it uses more digits than its factorization.

22046706800640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364 (or 323 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 22046706800640 in words is "twenty-two trillion, forty-six billion, seven hundred six million, eight hundred thousand, six hundred forty".