220019942368 has 48 divisors (see below), whose sum is σ = 437128178256. Its totient is φ = 109003847680.

The previous prime is 220019942353. The next prime is 220019942377. The reversal of 220019942368 is 863249910022.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15979455 + ... + 15993217.

It is an arithmetic number, because the mean of its divisors is an integer number (9106837047).

Almost surely, 2^220019942368 is an apocalyptic number.

It is an amenable number.

220019942368 is a deficient number, since it is larger than the sum of its proper divisors (217108235888).

220019942368 is a wasteful number, since it uses less digits than its factorization.

220019942368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18307 (or 18299 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 220019942368 in words is "two hundred twenty billion, nineteen million, nine hundred forty-two thousand, three hundred sixty-eight".