22201646340 has 48 divisors (see below), whose sum is σ = 64169925120. Its totient is φ = 5729456640.

The previous prime is 22201646339. The next prime is 22201646359. The reversal of 22201646340 is 4364610222.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 22201646298 and 22201646307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5966325 + ... + 5970044.

It is an arithmetic number, because the mean of its divisors is an integer number (1336873440).

Almost surely, 2^22201646340 is an apocalyptic number.

22201646340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22201646340 is an abundant number, since it is smaller than the sum of its proper divisors (41968278780).

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

22201646340 is a wasteful number, since it uses less digits than its factorization.

22201646340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11936412 (or 11936410 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 22201646340 in words is "twenty-two billion, two hundred one million, six hundred forty-six thousand, three hundred forty".