22026840388550 has 48 divisors (see below), whose sum is σ = 41140828380960. Its totient is φ = 8774001500160.

The previous prime is 22026840388517. The next prime is 22026840388681. The reversal of 22026840388550 is 5588304862022.

It is a super-2 number, since 2×22026840388550² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22026840388492 and 22026840388501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46112336 + ... + 46587564.

It is an arithmetic number, because the mean of its divisors is an integer number (857100591270).

Almost surely, 2^{22026840388550} is an apocalyptic number.

22026840388550 is a deficient number, since it is larger than the sum of its proper divisors (19113987992410).

22026840388550 is a wasteful number, since it uses less digits than its factorization.

22026840388550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479105 (or 479100 counting only the distinct ones).

The product of its (nonzero) digits is 7372800, while the sum is 53.

The spelling of 22026840388550 in words is "twenty-two trillion, twenty-six billion, eight hundred forty million, three hundred eighty-eight thousand, five hundred fifty".