22098326450 has 18 divisors (see below), whose sum is σ = 41104842429. Its totient is φ = 8838910120.

The previous prime is 22098326449. The next prime is 22098326489. The reversal of 22098326450 is 5462389022.

It can be written as a sum of positive squares in 2 ways, for example, as 21656359921 + 441966529 = 147161^2 + 21023^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=105115.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22098326398 and 22098326407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1040639 + ... + 1061661.

Almost surely, 2^22098326450 is an apocalyptic number.

22098326450 is a deficient number, since it is larger than the sum of its proper divisors (19006515979).

22098326450 is an frugal number, since it uses more digits than its factorization.

22098326450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42058 (or 21030 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 22098326450 in words is "twenty-two billion, ninety-eight million, three hundred twenty-six thousand, four hundred fifty".