22049076450 has 96 divisors (see below), whose sum is σ = 55076474880. Its totient is φ = 5837473600.

The previous prime is 22049076443. The next prime is 22049076451. The reversal of 22049076450 is 5467094022.

It is a junction number, because it is equal to n+sod(n) for n = 22049076399 and 22049076408.

It is not an unprimeable number, because it can be changed into a prime (22049076451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15450637 + ... + 15452063.

It is an arithmetic number, because the mean of its divisors is an integer number (573713280).

Almost surely, 2^22049076450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22049076450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27538237440).

22049076450 is an abundant number, since it is smaller than the sum of its proper divisors (33027398430).

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

22049076450 is a wasteful number, since it uses less digits than its factorization.

22049076450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2112 (or 2107 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 22049076450 in words is "twenty-two billion, forty-nine million, seventy-six thousand, four hundred fifty".