220192994642 has 16 divisors (see below), whose sum is σ = 334103095872. Its totient is φ = 108832581360.

The previous prime is 220192994641. The next prime is 220192994657. The reversal of 220192994642 is 246499291022.

It is not an unprimeable number, because it can be changed into a prime (220192994641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1760708 + ... + 1881615.

It is an arithmetic number, because the mean of its divisors is an integer number (20881443492).

Almost surely, 2^220192994642 is an apocalyptic number.

220192994642 is a deficient number, since it is larger than the sum of its proper divisors (113910101230).

220192994642 is a wasteful number, since it uses less digits than its factorization.

220192994642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3642673.

The product of its (nonzero) digits is 1119744, while the sum is 50.

The spelling of 220192994642 in words is "two hundred twenty billion, one hundred ninety-two million, nine hundred ninety-four thousand, six hundred forty-two".