22049539200 has 768 divisors, whose sum is σ = 88500585600. Its totient is φ = 5328322560.

The previous prime is 22049539163. The next prime is 22049539219. The reversal of 22049539200 is 293594022.

22049539200 is a `hidden beast` number, since 220 + 49 + 5 + 392 + 0 + 0 = 666.

It is a super-4 number, since 4×22049539200⁴ (a number of 42 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 75254254 + ... + 75254546.

Almost surely, 2^22049539200 is an apocalyptic number.

22049539200 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 22049539200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44250292800).

22049539200 is an abundant number, since it is smaller than the sum of its proper divisors (66451046400).

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

22049539200 is a wasteful number, since it uses less digits than its factorization.

22049539200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 383 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 22049539200 in words is "twenty-two billion, forty-nine million, five hundred thirty-nine thousand, two hundred".