20229633966 has 8 divisors (see below), whose sum is σ = 40459267944. Its totient is φ = 6743211320.

The previous prime is 20229633937. The next prime is 20229633967. The reversal of 20229633966 is 66933692202.

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

20229633966 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20229633967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1685802825 + ... + 1685802836.

It is an arithmetic number, because the mean of its divisors is an integer number (5057408493).

Almost surely, 2^20229633966 is an apocalyptic number.

20229633966 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20229633966 is a wasteful number, since it uses less digits than its factorization.

20229633966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3371605666.

The product of its (nonzero) digits is 1259712, while the sum is 48.

The spelling of 20229633966 in words is "twenty billion, two hundred twenty-nine million, six hundred thirty-three thousand, nine hundred sixty-six".