22940544000 has 352 divisors, whose sum is σ = 83261348352. Its totient is φ = 5560320000.

The previous prime is 22940543981. The next prime is 22940544001. The reversal of 22940544000 is 44504922.

It is a tau number, because it is divible by the number of its divisors (352).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (22940544001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4221285 + ... + 4226715.

Almost surely, 2^22940544000 is an apocalyptic number.

22940544000 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 22940544000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41630674176).

22940544000 is an abundant number, since it is smaller than the sum of its proper divisors (60320804352).

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

22940544000 is a wasteful number, since it uses less digits than its factorization.

22940544000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5480 (or 5452 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 22940544000 in words is "twenty-two billion, nine hundred forty million, five hundred forty-four thousand".