22543951248 has 240 divisors, whose sum is σ = 79459219840. Its totient is φ = 5807241216.

The previous prime is 22543951219. The next prime is 22543951253. The reversal of 22543951248 is 84215934522.

22543951248 is a `hidden beast` number, since 2 + 2 + 543 + 95 + 12 + 4 + 8 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

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 47 ways as a sum of consecutive naturals, for example, 543468 + ... + 583476.

Almost surely, 2^22543951248 is an apocalyptic number.

22543951248 is a gapful number since it is divisible by the number (28) 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 22543951248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39729609920).

22543951248 is an abundant number, since it is smaller than the sum of its proper divisors (56915268592).

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

22543951248 is a wasteful number, since it uses less digits than its factorization.

22543951248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40086 (or 40077 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The spelling of 22543951248 in words is "twenty-two billion, five hundred forty-three million, nine hundred fifty-one thousand, two hundred forty-eight".