22193421276628 has 24 divisors (see below), whose sum is σ = 44387094735872. Its totient is φ = 9511412222304.

The previous prime is 22193421276617. The next prime is 22193421276629. The reversal of 22193421276628 is 82667212439122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22193421276629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2977750 + ... + 7297522.

Almost surely, 2^{22193421276628} is an apocalyptic number.

22193421276628 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22193421276628 is an abundant number, since it is smaller than the sum of its proper divisors (22193673459244).

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

22193421276628 is a wasteful number, since it uses less digits than its factorization.

22193421276628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4503271 (or 4503269 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 55.

The spelling of 22193421276628 in words is "twenty-two trillion, one hundred ninety-three billion, four hundred twenty-one million, two hundred seventy-six thousand, six hundred twenty-eight".