20221841826 has 12 divisors (see below), whose sum is σ = 43813990662. Its totient is φ = 6740613936.

The previous prime is 20221841789. The next prime is 20221841831. The reversal of 20221841826 is 62814812202.

20221841826 is a `hidden beast` number, since 2 + 0 + 2 + 218 + 418 + 26 = 666.

It can be written as a sum of positive squares in only one way, i.e., 19279044801 + 942797025 = 138849^2 + 30705^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 561717811 + ... + 561717846.

Almost surely, 2^20221841826 is an apocalyptic number.

20221841826 is an abundant number, since it is smaller than the sum of its proper divisors (23592148836).

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

20221841826 is a wasteful number, since it uses less digits than its factorization.

20221841826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123435665 (or 1123435662 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 36.

The spelling of 20221841826 in words is "twenty billion, two hundred twenty-one million, eight hundred forty-one thousand, eight hundred twenty-six".