220283643774 has 8 divisors (see below), whose sum is σ = 440567287560. Its totient is φ = 73427881256.

The previous prime is 220283643751. The next prime is 220283643787. The reversal of 220283643774 is 477346382022.

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

220283643774 is an admirable number.

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, 18356970309 + ... + 18356970320.

It is an arithmetic number, because the mean of its divisors is an integer number (55070910945).

Almost surely, 2^220283643774 is an apocalyptic number.

220283643774 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.

220283643774 is a wasteful number, since it uses less digits than its factorization.

220283643774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36713940634.

The product of its (nonzero) digits is 2709504, while the sum is 48.

The spelling of 220283643774 in words is "two hundred twenty billion, two hundred eighty-three million, six hundred forty-three thousand, seven hundred seventy-four".