20026626422 has 16 divisors (see below), whose sum is σ = 32829697872. Its totient is φ = 9086663520.

The previous prime is 20026626419. The next prime is 20026626443. The reversal of 20026626422 is 22462662002.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 804893 + ... + 829400.

It is an arithmetic number, because the mean of its divisors is an integer number (2051856117).

Almost surely, 2^20026626422 is an apocalyptic number.

20026626422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20026626422 is a deficient number, since it is larger than the sum of its proper divisors (12803071450).

20026626422 is a wasteful number, since it uses less digits than its factorization.

20026626422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634863.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 20026626422 in words is "twenty billion, twenty-six million, six hundred twenty-six thousand, four hundred twenty-two".