22030330646 has 8 divisors (see below), whose sum is σ = 34184995920. Its totient is φ = 10635332008.

The previous prime is 22030330639. The next prime is 22030330657. The reversal of 22030330646 is 64603303022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189916586 + ... + 189916701.

It is an arithmetic number, because the mean of its divisors is an integer number (4273124490).

Almost surely, 2^22030330646 is an apocalyptic number.

22030330646 is a deficient number, since it is larger than the sum of its proper divisors (12154665274).

22030330646 is a wasteful number, since it uses less digits than its factorization.

22030330646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379833318.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 22030330646 its reverse (64603303022), we get a palindrome (86633633668).

The spelling of 22030330646 in words is "twenty-two billion, thirty million, three hundred thirty thousand, six hundred forty-six".